APA (7th ed.) Citation

Langley, N., & Orta, R. (1966). Doctor Schweitzer. Juventud.

Chicago Style (17th ed.) Citation

Langley, Nina, and Rafael Orta. Doctor Schweitzer. Barcelona: Juventud, 1966.

MLA (9th ed.) Citation

Langley, Nina, and Rafael Orta. Doctor Schweitzer. Juventud, 1966.

Warning: These citations may not always be 100% accurate.