APA استشهاد

Smith, E. L. H. (1983). Principles of biochemistry: General aspects (7th;Ed.). McGraw-Hill.

استشهاد بنمط شيكاغو

Smith, Emil L Hill. Principles of Biochemistry: General Aspects. 7th;Ed. New York: McGraw-Hill, 1983.

MLA استشهاد

Smith, Emil L Hill. Principles of Biochemistry: General Aspects. 7th;Ed. McGraw-Hill, 1983.