APA (7th ed.) Citation

Steel, R. G. D., Mathematical staticstics, & Biomathematics. (1981). Principles and procedures of statistics: A biometrical approach. McGraw-Hill.

Chicago Style (17th ed.) Citation

Steel, Robert George Doughlas, Mathematical staticstics, and Biomathematics. Principles and Procedures of Statistics: A Biometrical Approach. New York: McGraw-Hill, 1981.

MLA (9th ed.) Citation

Steel, Robert George Doughlas, et al. Principles and Procedures of Statistics: A Biometrical Approach. McGraw-Hill, 1981.