APA استشهاد

Snedecor, G., & Colton, R. R. (1967). Statistical methods/6th ed (6th ed.). Oxford & IBH.

استشهاد بنمط شيكاغو

Snedecor, George, و R Raymond Colton. Statistical Methods/6th Ed. 6th ed. New Delhi: Oxford & IBH, 1967.

MLA استشهاد

Snedecor, George, و R Raymond Colton. Statistical Methods/6th Ed. 6th ed. Oxford & IBH, 1967.