APA استشهاد

Kirchner, W. (1972). History of Russia (5th ed.). Barnes & Noble Books.

استشهاد بنمط شيكاغو

Kirchner, Walther. History of Russia. 5th ed. New York: Barnes & Noble Books, 1972.

MLA استشهاد

Kirchner, Walther. History of Russia. 5th ed. Barnes & Noble Books, 1972.