APA ציטוט

Bravo Chacón, J. (1981). Contamination by waste from the Cañas riverbed.

Citación estilo Chicago

Bravo Chacón, Juan. Contamination By Waste From the Cañas Riverbed. 1981.

ציטוט MLA

Bravo Chacón, Juan. Contamination By Waste From the Cañas Riverbed. 1981.