APA استشهاد

(1967). The Foudation Directory (3rd ed.). Russell Sage Foundation.

استشهاد بنمط شيكاغو

The Foudation Directory. 3rd ed. New York: Russell Sage Foundation, 1967.

MLA استشهاد

The Foudation Directory. 3rd ed. Russell Sage Foundation, 1967.