- Cicerone - Memorie di un gatto geneticamente potenziato
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- Cinco semanas en globo by Julio Verne (A to Z Classics)
- Cinco semanas num balão
- Cinderella’s Holo-wand
- Cineris
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- Cinq semaines en ballon
- Cinq semaines en ballon – suivi d'annexes
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- Cinzana
- Cinzas da Terra do Sempre
- Cioccorosa
- Cipher Hill
- Cipo Wartawan Cilik: ANJING EMAS
- Cipo Wartawan Cilik: NENEK MISTERIUS Rahasia Hujan Darah
- Cipo Wartawan Cilik: PENCURIAN GIGI MAYAT
- Circle of Life: 2115
- Circle of Life: Failure & Redemption
- Circles
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- Circuit of Heaven
- Circuitos Cerrados
- Circular, Blue
- Circulate
- Cirque des Étoiles
- Citadel of Lost Ships
- Citadel: Children of Light
- Citadel: First Colony
- Citadel: Omnibus
- Citadel: Paths in Darkness
- Citadel: The Value of War
- Citadels of Darkover
- Citali
- Cities of Light
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- Citizen of the Galaxy
- Citizen One (Final Colony 3)
- Citizen X
- City at the End of Time
- City at World's End
- City Beneath the Earth
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- City Of Children
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- City of Dod
- City of Endless Night
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- City of Lights
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- City of Pearl
- City of Refuge
- City of Saints and Madmen
- City of the Dead
- City of the Dead
- City of the Reptilians
- City of Truth
- City on a Hill
- City Strike
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- Cityscape Tokyo
- Ciuma de Sticla
- Civilisation 0.0
- Civilization Starship
- Civilly Disobedient
- Ciència de la ficció
- Clade
- Claimed by the Cyborgs
- Claimed!
- Claiming His Omega
- Claiming His Virgin
- Clandestine (Undisclosed Trilogy, Book 3)
- Clandestine Women Organization
- ClanDragon
- Clans of Antarea Trilogy
- Clara Hörbiger e il condottiero
- Clara Hörbiger e l'armata cadavere
- Clara Hörbiger e l'invasione dei Seleniti
- Clara Hörbiger e la battaglia di Padova
- Clara Hörbiger e la cripta meccanica
- Clara Hörbiger e le legioni dei vivi, le legioni dei morti
- Clara is Dead! Long Live Clara!
- Clarges
- Claribel & Caliban
- Clarissa
- Clarity's Dawn
- Clarity's Doom
- Clarke County, Space
- Clarkesworld Magazine Issue 100
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