APA citiranje

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.

MLA citiranje

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

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