Cita APA

Allee, W., Park, O., Emerson, A. E., Park, T., & Schmidt, K. P. (1949). Principles of animal ecology. London (England): W. Bsauders Company.

Citación estilo Chicago

Allee, W.C., Orlando Park, Alfred E. Emerson, Thomas Park, y Karla P. Schmidt. Principles of Animal Ecology. London (England): W. Bsauders Company, 1949.

Cita MLA

Allee, W.C., et al. Principles of Animal Ecology. London (England): W. Bsauders Company, 1949.