Cita APA

Steel, R., & Torrie, J. (1980). Principles and procedures of statistics. A biometrical approach (2. ed.). New York (EUA): McGraw - Hill Book Company.

Citación estilo Chicago

Steel, R.G.D., y J.A Torrie. Principles and Procedures of Statistics. A Biometrical Approach. 2. ed. New York (EUA): McGraw - Hill Book Company, 1980.

Cita MLA

Steel, R.G.D., y J.A Torrie. Principles and Procedures of Statistics. A Biometrical Approach. 2. ed. New York (EUA): McGraw - Hill Book Company, 1980.