Blanco, G., & Santidrián, P. (2011). The Green Sea Turtle of Guanacaste is Threatened to Extinction by Human Practices.
استشهاد بنمط شيكاغوBlanco, Gabriela, و Pilar Santidrián. The Green Sea Turtle of Guanacaste Is Threatened to Extinction By Human Practices. 2011.
MLA استشهادBlanco, Gabriela, و Pilar Santidrián. The Green Sea Turtle of Guanacaste Is Threatened to Extinction By Human Practices. 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.