APA (7th ed.) Citation

Sokal, R. R., & Rohlf, F. J. (1973). Introduction to biostatistics (4. print.). Freeman.

Chicago Style (17th ed.) Citation

Sokal, Robert R., and Frank James Rohlf. Introduction to Biostatistics. 4. print. San Francisco, Calif: Freeman, 1973.

MLA (9th ed.) Citation

Sokal, Robert R., and Frank James Rohlf. Introduction to Biostatistics. 4. print. Freeman, 1973.