Cita APA

Sokal, R. R., & Rohlf, F. J. 1. (1981). Biometry: The principles and practice of statistics in Biological Research (2. edition.). New York: W. H. Freeman and Company.

Citación estilo Chicago

Sokal, Robert R., y F. James 1936- Rohlf. Biometry: The Principles and Practice of Statistics in Biological Research. 2. edition. New York: W. H. Freeman and Company, 1981.

Cita MLA

Sokal, Robert R., y F. James 1936- Rohlf. Biometry: The Principles and Practice of Statistics in Biological Research. 2. edition. New York: W. H. Freeman and Company, 1981.