Cita APA

Heyer, R. (1994). Measuring and monitoring biological diversity: Standard methods for amphibians. London: Smithsonian Institution Press.

Citación estilo Chicago

Heyer, Ronald. Measuring and Monitoring Biological Diversity: Standard Methods for Amphibians. London: Smithsonian Institution Press, 1994.

Cita MLA

Heyer, Ronald. Measuring and Monitoring Biological Diversity: Standard Methods for Amphibians. London: Smithsonian Institution Press, 1994.