APA استشهاد

Kendall,Maurice. (1975). Rank correlation methods (4.). Charles Griffin.

استشهاد بنمط شيكاغو

Kendall,Maurice. Rank Correlation Methods. 4. London: Charles Griffin, 1975.

MLA استشهاد

Kendall,Maurice. Rank Correlation Methods. 4. Charles Griffin, 1975.