Cita APA

Rodríguez, L., & Fernández-Rojas, X. E. (2004). Beans (Phaseolus vulgaris) are an important part of the Costa Rican diet.

Citación estilo Chicago

Rodríguez, Ligia, y Xinia E. Fernández-Rojas. Beans (Phaseolus Vulgaris) Are an Important Part of the Costa Rican Diet. 2004.

Cita MLA

Rodríguez, Ligia, y Xinia E. Fernández-Rojas. Beans (Phaseolus Vulgaris) Are an Important Part of the Costa Rican Diet. 2004.