APA استشهاد

Trehan , K. (1990). Biochemistry (2nd ed.). Wiley eastern Ltd.

استشهاد بنمط شيكاغو

Trehan , Keshav. Biochemistry. 2nd ed. New Delhi: Wiley eastern Ltd, 1990.

MLA استشهاد

Trehan , Keshav. Biochemistry. 2nd ed. Wiley eastern Ltd, 1990.