Cita APA (7a ed.)

Gomez, R., Baez, A., & Muzzopappa, P. A new helmeted frog (Anura: Calyptocephalellidae) from an Eocene subtropical lake in northwestern Patagonia, Argentina.

Cita Chicago Style (17a ed.)

Gomez, R.O, A.M Baez, y P. Muzzopappa. A New Helmeted Frog (Anura: Calyptocephalellidae) from an Eocene Subtropical Lake in Northwestern Patagonia, Argentina.

Cita MLA (8a ed.)

Gomez, R.O, et al. A New Helmeted Frog (Anura: Calyptocephalellidae) from an Eocene Subtropical Lake in Northwestern Patagonia, Argentina.