Παραπομπή APA

Urriola Hernández, M., Cabrera Peña, J., & Protti Quesada, M. (2004). Fertility, fecundity and gonadosomatic index of Poecilia reticulata (Pisces: Poeciliidae) in Heredia, Costa Rica.

Παραπομπή Chicago Style

Urriola Hernández, Mario, Jorge Cabrera Peña, και Mauricio Protti Quesada. Fertility, Fecundity and Gonadosomatic Index of Poecilia Reticulata (Pisces: Poeciliidae) in Heredia, Costa Rica. 2004.

Παραπομπή MLA

Urriola Hernández, Mario, Jorge Cabrera Peña, και Mauricio Protti Quesada. Fertility, Fecundity and Gonadosomatic Index of Poecilia Reticulata (Pisces: Poeciliidae) in Heredia, Costa Rica. 2004.

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