APA (7th ed.) Citation

Friend, D. G. (1973). The year book of drug therapy: 1973. The Year Book Medical Publishers.

Chicago Style (17th ed.) Citation

Friend, Dale G. The Year Book of Drug Therapy: 1973. Chicago: The Year Book Medical Publishers, 1973.

MLA (8th ed.) Citation

Friend, Dale G. The Year Book of Drug Therapy: 1973. The Year Book Medical Publishers, 1973.

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