- Obras Completas: Todos os Romances
- Obras de Maria Judite de Carvalho - vol. I - Tanta Gente, Mariana - As Palavras Poupadas
- Obras de Maria Judite de Carvalho - vol. II - Paisagem sem Barcos - Os Armários Vazios - O seu Amor
- Obras de Maria Judite de Carvalho - vol. III - Flores ao Telefone - Os Idólatras - Tempo de Mercês
- Obras de Maria Judite de Carvalho - vol. V
- Obras inacabadas: Unfinished novels
- Obraćenica
- Obrończyni
- OBS: Flirt
- Obscene Illusion
- Obscenia ou Lettre à la Présidente
- Obscur - Il était une fois
- Obscure
- Obscure Origin
- Obscured Lover (Blackness Falls #2) (A Paranormal Romance Book)
- Obscurité
- Obscuro
- Obscurs pressentiments - Réunis dans la tourmente
- Observando Tudo
- Observation Deck
- Observations By Mr. Dooley
- Observatory Mansions
- Observe: Die neue Welt
- Observing Reality Through Desire
- Obsesia
- Obsesionado con su pasado
- Obsesiones secretas
- Obsesión del Tigre
- Obsesión implacable
- Obsesión Prohibida
- Obsesión prohibida
- Obsesión y deseo
- Obsesión-Florencia Palacios
- Obseso sexual
- Obsess Me
- Obsessed (A Starstruck Novella)
- Obsessed By Darkness
- Obsessed by Him
- Obsessed By Wildfire
- Obsessed Exposed Saving Serenity Part I
- Obsessed Fan
- Obsessed With Double-faced CEO
- Obsessed with Her: A Romance Collection
- Obsessed with Mr. Buffness ( Book 4 )
- Obsessed With The Movie Star
- Obsessed with the Twins
- Obsessed: A New Adult Romance
- Obsession
- OBSESSION
- Obsession
- OBSESSION
- Obsession
- Obsession & Eyewitness
- Obsession (Regency Lovers 2)
- Obsession (The Faces of Evil 1)
- Obsession - Complete Collection
- Obsession - Complete Series
- Obsession 2. После падения
- Obsession 2: Шаг до падения
- Obsession : BWWM Romance Collection
- Obsession Falls
- Obsession in Death
- Obsession interdite
- Obsession Mine
- Obsession Part 1
- Obsession Part 2
- Obsession Part 3
- Obsession Part 4
- Obsession To Kill
- Obsession tourmentée
- Obsession vol.2 (Turbulent Desire Series)
- Obsession: A Dark and Thrilling Romance
- OBSESSION: Von dir besessen
- Obsession: Warm Bodies, Cold Hearts
- Obsession: Warm Bodies,Cold Hearts
- Obsessionen: Zehn erotische Sexgeschichten
- OBSESSIONS
- Obsessions Are Costly
- Obsessions Are Fun
- Obsessions Are Noble
- Obsessions Are Vital
- Obsessions Intimes (Les Chroniques Krinar: Volume 2)
- Obsessions Are Vital
- Obsessions Intimes (Les Chroniques Krinar: Volume 2)
- Obsessão Atormentada
- Obsessão do Tigre
- Obsessão implacável
- Obsessão proibida
- Obsessão Íntima
- Obsessões secretas
- Obsesyon ng Puso
- Obsexion 2013, Racconti erotici
- Obsexion 2014 - Parte prima
- Obsexion 2014 Parte seconda
- Obsexion 2015 Parte prima
- Obsexion 2015 Parte seconda
- Obsidian
- Obsidian (Mystic Stones Series #1)
- Obsidian 0: Oblivion 1. Lichtflüstern
- Obsidian 0: Oblivion 2. Lichtflimmern
- Obsidian 0: Oblivion 3. Lichtflackern
- Obsidian 2: Onyx. Schattenschimmer
- Obsidian 3: Opal. Schattenglanz
- Obsidian 4: Origin. Schattenfunke
- Obsidian 5: Opposition. Schattenblitz
- Obsidian Butterfly
- Obsidian Flame
- Obsidian Hunger
- Obsidian Moons
- Obsidian Prey
- Obsidian Sun
- Obsidian Veil Book One: tick-tock-tick-tock... time stops for no man
- Obsidian: Band 1-5 der paranormalen Fantasy-Serie im Sammelband!
- Obsidian: Oblivion – Band 1-3 der romantischen Fantasy-Serie im Sammelband
- Obsidian: Shadows. Finsterlicht (Obsidian-Prequel)
- Obsidiana
- Obsolete
- Obstacles to Young Love
- Obstacles: A Pair of Historical Romances
- Obstinada
- Obstruction
- Obstruction: The Potential Trilogy Book 2