APA引文

Barrezueta-Unda, S. (2019). Properties of several soils cultivated with cocoa in the province of El Oro, Ecuador. Universidad Autónoma de Tamaulipas.

Chicago Style (17th ed.) Citation

Barrezueta-Unda, Salomón. Properties of Several Soils Cultivated with Cocoa in the Province of El Oro, Ecuador. Universidad Autónoma de Tamaulipas, 2019.

MLA引文

Barrezueta-Unda, Salomón. Properties of Several Soils Cultivated with Cocoa in the Province of El Oro, Ecuador. Universidad Autónoma de Tamaulipas, 2019.