Cita APA

Contreras Arias, A., & Campregher, C. (2010). Medicinal plants in a cocoa plantation in Guápiles, Costa Rica.

Chicago Style Citation

Contreras Arias, Agustín, i Christoph Campregher. Medicinal Plants in a Cocoa Plantation in Guápiles, Costa Rica. 2010.

Cita MLA

Contreras Arias, Agustín, i Christoph Campregher. Medicinal Plants in a Cocoa Plantation in Guápiles, Costa Rica. 2010.

Atenció: Aquestes cites poden no estar 100% correctes.