APA (7th ed.) Citation

Vallejo, C. (1961). Poemas Humanos: 1923-1938. Losada.

Chicago Style (17th ed.) Citation

Vallejo, César. Poemas Humanos: 1923-1938. Buenos Aires: Losada, 1961.

MLA (9th ed.) Citation

Vallejo, César. Poemas Humanos: 1923-1938. Losada, 1961.

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