APA引文

Cochran, W. G., & Snedecor, G. W. (1967). Statistical methods (6.). Oxford I B H publishing company.

Chicago Edition Citation

Cochran, W G., and G W. Snedecor. Statistical Methods. 6. New Delhi: Oxford I B H publishing company, 1967.

MLA引文

Cochran, W G., and G W. Snedecor. Statistical Methods. 6. Oxford I B H publishing company, 1967.