APA استشهاد

Pigman, W. (1972). Carbohydrates; Chemistry and biochemistry (2nd ed.). Academic Press.

استشهاد بنمط شيكاغو

Pigman, Ward. Carbohydrates; Chemistry and Biochemistry. 2nd ed. New York: Academic Press, 1972.

MLA استشهاد

Pigman, Ward. Carbohydrates; Chemistry and Biochemistry. 2nd ed. Academic Press, 1972.