APA استشهاد

Ed by Ryzin,J.Van. (1977). Classification and clustering. Academic press.

استشهاد بنمط شيكاغو

Ed by Ryzin,J.Van. Classification and Clustering. New York: Academic press, 1977.

MLA استشهاد

Ed by Ryzin,J.Van. Classification and Clustering. Academic press, 1977.