Cita APA (7th ed.)

Sokal, R. R., & Rohlf, F. J. (1973). Introduction to biostatistics. W. H. Freeman.

Cita Chicago (17th ed.)

Sokal, Robert R., i F. James Rohlf. Introduction to Biostatistics. San Francisco: W. H. Freeman, 1973.

Cita MLA (9th ed.)

Sokal, Robert R., i F. James Rohlf. Introduction to Biostatistics. W. H. Freeman, 1973.