APA استشهاد

Lieberman, L., & Spielberger, J. (1988). Essential english composition: For college-bound students. Arco.

استشهاد بنمط شيكاغو

Lieberman, Leo, و Jeffrey Spielberger. Essential English Composition: For College-bound Students. New York: Arco, 1988.

MLA استشهاد

Lieberman, Leo, و Jeffrey Spielberger. Essential English Composition: For College-bound Students. Arco, 1988.