APA način citiranja

Blanco, G., & Santidrián, P. (2011). The Green Sea Turtle of Guanacaste is Threatened to Extinction by Human Practices.

Čikaški stil citiranja

Blanco, Gabriela, i Pilar Santidrián. The Green Sea Turtle of Guanacaste Is Threatened to Extinction By Human Practices. 2011.

MLA način citiranja

Blanco, Gabriela, i Pilar Santidrián. The Green Sea Turtle of Guanacaste Is Threatened to Extinction By Human Practices. 2011.

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