APA استشهاد

Kuchel, P. W., & Ralston, G. B. (1998). Theory and problems of biochemistry/2nd ed (2nd ed.). McGraw-Hill.

استشهاد بنمط شيكاغو

Kuchel, Philip W., و Gregory B. Ralston. Theory and Problems of Biochemistry/2nd Ed. 2nd ed. New York: McGraw-Hill, 1998.

MLA استشهاد

Kuchel, Philip W., و Gregory B. Ralston. Theory and Problems of Biochemistry/2nd Ed. 2nd ed. McGraw-Hill, 1998.