The Merck index : an encyclopedia of chemicals and drugs

MLA

Stecher, Paul G. The Merck Index : an Encyclopedia of Chemicals and Drugs. 7th ed., 2nd print. Rahway (N. J.): Merck, 1960.

APA

Stecher, P. G. (1960). The Merck index : an encyclopedia of chemicals and drugs. 7th ed., 2nd print. Rahway (N. J.): Merck.

Chicago

Stecher, Paul G. ed. The Merck Index: An Encyclopedia of Chemicals and Drugs. 7th ed., 2nd print. Rahway (N. J.): Merck, 1960.