Cita APA (7a ed.)

Cei, J. M. A. M. (1968). Remarks on the Geographical Distribution and Phyletic Trends of South American Toads.

Cita Chicago Style (17a ed.)

Cei, José Miguel Alfredo María. Remarks on the Geographical Distribution and Phyletic Trends of South American Toads. 1968.

Cita MLA (8a ed.)

Cei, José Miguel Alfredo María. Remarks on the Geographical Distribution and Phyletic Trends of South American Toads. 1968.