Cita APA

Hayes, M. P., Pounds, J. A., & Timmerman, W. W. 1. (1987). An annotated list and guide to the amphibians and reptiles of monteverde Costa Rica. Tyler, Texas: The University of Texas.

Citación estilo Chicago

Hayes, Marc P., J. Alan Pounds, y Walter W. 1950- Timmerman. An Annotated List and Guide to the Amphibians and Reptiles of Monteverde Costa Rica. Tyler, Texas: The University of Texas, 1987.

Cita MLA

Hayes, Marc P., J. Alan Pounds, y Walter W. 1950- Timmerman. An Annotated List and Guide to the Amphibians and Reptiles of Monteverde Costa Rica. Tyler, Texas: The University of Texas, 1987.