Inglés: Aprendizaje de Verbos por Via Rapida: Los 100 verbos más usados en español con 3600 frases de ejemplo: Pasado. Presente. Futuro (Unabridged)
2016
Spanish: Verbs Fast Track Learning: The 100 Most Used Spanish Verbs with 3600 Phrase Examples: Past, Present and Future (Unabridged)
2016
English: Learning with Root Words: Earn One Latin-Greek Root to Learn Many Words. Boost Your English Vocabulary with Latin and Greek Roots! (Unabridged)
2018
Spanish: Fast Track Learning with Root Words for English Speakers: Boost Your Spanish Vocabulary with Latin and Greek Roots! Learn One Root to Learn Many Words in Spanish. (Unabridged)
2018
Costa Rica: Spanish Travel Phrases for English Speaking Travelers (Unabridged)
2016
Italy: Italian Travel Phrases for English Speakers: The Most Useful 1.000 Phrases to Get Around When Traveling in Italy (Unabridged)
2016