APA (7th ed.) Citation

Maugham, W., & Juan, E. d. Servidumbre humana.

Chicago Style (17th ed.) Citation

Maugham, W., and Enrique de Juan. Servidumbre Humana. Barcelona.

MLA (9th ed.) Citation

Maugham, W., and Enrique de Juan. Servidumbre Humana.

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