APA استشهاد

Gibbons, J. D. (1993). Nonparametric measures of association. Sage Publications.

استشهاد بنمط شيكاغو

Gibbons, Jean Dickinson. Nonparametric Measures of Association. Newbury Park: Sage Publications, 1993.

MLA استشهاد

Gibbons, Jean Dickinson. Nonparametric Measures of Association. Sage Publications, 1993.