Rao, S. (1999). Biostatistics and Research Methods (1st edition.). Prentice-Hall.
Chicago-referens (17:e uppl.)Rao, Sundar. Biostatistics and Research Methods. 1st edition. New York: Prentice-Hall, 1999.
MLA-referens (9:e uppl.)Rao, Sundar. Biostatistics and Research Methods. 1st edition. Prentice-Hall, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.