APA استشهاد

Smith,Emil L, & Smith, E. L. (1983). Principles of biochemistry: Mammalian biochemistry (7th ed.). McGraw-Hill.

استشهاد بنمط شيكاغو

Smith,Emil L, و Emil L. Smith. Principles of Biochemistry: Mammalian Biochemistry. 7th ed. New York: McGraw-Hill, 1983.

MLA استشهاد

Smith,Emil L, و Emil L. Smith. Principles of Biochemistry: Mammalian Biochemistry. 7th ed. McGraw-Hill, 1983.