APA استشهاد

Neil, M. J. (2006). The merck index: An encyclopedia of chemicals drugs and biologicals (14th ed.). Merck & Company.

استشهاد بنمط شيكاغو

Neil, Maryadele J. The Merck Index: An Encyclopedia of Chemicals Drugs and Biologicals. 14th ed. New Jersey: Merck & Company, 2006.

MLA استشهاد

Neil, Maryadele J. The Merck Index: An Encyclopedia of Chemicals Drugs and Biologicals. 14th ed. Merck & Company, 2006.