APA استشهاد

Ott, L. (1977). Introduction to statistical methods and data analysis.

استشهاد بنمط شيكاغو

Ott, Lyman. Introduction to Statistical Methods and Data Analysis. Duxbury Press, Massachusetts, 1977.

MLA استشهاد

Ott, Lyman. Introduction to Statistical Methods and Data Analysis. 1977.