Cita APA (7a ed.)

Báez, A., & Rage, J. Pipid frogs from the upper cretaceous of in beceten, niger.

Cita Chicago Style (17a ed.)

Báez, A.M, y J.-C Rage. Pipid Frogs from the Upper Cretaceous of in Beceten, Niger.

Cita MLA (8a ed.)

Báez, A.M, y J.-C Rage. Pipid Frogs from the Upper Cretaceous of in Beceten, Niger.