APA ציטוט

E. Ramírez Albores, J. (2007). Bird diversity and conservation of Alto Balsas (Southwestern Puebla), Mexico.

Citación estilo Chicago

E. Ramírez Albores, Jorge. Bird Diversity and Conservation of Alto Balsas (Southwestern Puebla), Mexico. 2007.

ציטוט MLA

E. Ramírez Albores, Jorge. Bird Diversity and Conservation of Alto Balsas (Southwestern Puebla), Mexico. 2007.