APA (7th ed.) Citation

Steel, R. G. D., & Torrie, J. H. (1980). Principles and procedures of statistics: A biometrical approach (2a. ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Steel, Robert G. D., and James H. Torrie. Principles and Procedures of Statistics: A Biometrical Approach. 2a. ed. Nueva York: McGraw-Hill, 1980.

MLA (9th ed.) Citation

Steel, Robert G. D., and James H. Torrie. Principles and Procedures of Statistics: A Biometrical Approach. 2a. ed. McGraw-Hill, 1980.