APA (7th ed.) Citation

Reader's Digest Association. (1998). Prescription & over-the-counter drugs. Reader's Digest Association,Inc.

Chicago Style (17th ed.) Citation

Reader's Digest Association. Prescription & Over-the-counter Drugs. Pleasantville, New York: Reader's Digest Association,Inc, 1998.

MLA (9th ed.) Citation

Reader's Digest Association. Prescription & Over-the-counter Drugs. Reader's Digest Association,Inc, 1998.

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