APA način citiranja

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

Čikaški stil citiranja

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

MLA način citiranja

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

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