APA (7th ed.) Citation

Rioja, E. (1929). Los animales marinos. Labor.

Chicago Style (17th ed.) Citation

Rioja, Enrique. Los Animales Marinos. Barcelona ; Buenos Aires: Labor, 1929.

MLA (9th ed.) Citation

Rioja, Enrique. Los Animales Marinos. Labor, 1929.

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