APA (7th ed.) Citation

Chastel, A., & Klein, R. (1964). El humanismo. Salvat [etc.].

Chicago Style (17th ed.) Citation

Chastel, André, and Robert Klein. El Humanismo. Barcelona [etc.]: Salvat [etc.], 1964.

MLA (9th ed.) Citation

Chastel, André, and Robert Klein. El Humanismo. Salvat [etc.], 1964.

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