APA (7th ed.) Citation

United States. Food and Drug Administration & Berry, S. H. (1981). Sample selection for the prescription drug information study. Rand.

Chicago Style (17th ed.) Citation

United States. Food and Drug Administration and Sandra H. Berry. Sample Selection for the Prescription Drug Information Study. Santa Monica, Calif.: Rand, 1981.

MLA (9th ed.) Citation

United States. Food and Drug Administration and Sandra H. Berry. Sample Selection for the Prescription Drug Information Study. Rand, 1981.

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