APA (7th ed.) Citation

(1974). The Merck index: An encyclopedia of chemicals and drugs (8th edition.). Merck & Co.

Chicago Style (17th ed.) Citation

The Merck Index: An Encyclopedia of Chemicals and Drugs. 8th edition. New Jersey: Merck & Co, 1974.

MLA (8th ed.) Citation

The Merck Index: An Encyclopedia of Chemicals and Drugs. 8th edition. Merck & Co, 1974.

Warning: These citations may not always be 100% accurate.