APA (7th ed.) Citation

Vallejo, C. (1976). Los heraldos negros 1918: Trilce 1922. Laia.

Chicago Style (17th ed.) Citation

Vallejo, César. Los Heraldos Negros 1918: Trilce 1922. Barcelona: Laia, 1976.

MLA (9th ed.) Citation

Vallejo, César. Los Heraldos Negros 1918: Trilce 1922. Laia, 1976.

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