Cita APA

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.

Cita MLA

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