APA-referens (7:e uppl.)

Sokal R R. (1969). Biometry The principles and practices of statistics in biological research. W.H. Freeman and Company.

Chicago-referens (17:e uppl.)

Sokal R R. Biometry The Principles and Practices of Statistics in Biological Research. San Francisco, California: W.H. Freeman and Company, 1969.

MLA-referens (9:e uppl.)

Sokal R R. Biometry The Principles and Practices of Statistics in Biological Research. W.H. Freeman and Company, 1969.

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