APA (7th ed.) Citation

Cohen, J. (1991). Prescribing controlled drugs. Practitioner, 235(1502), 452.

Chicago Style (17th ed.) Citation

Cohen, J. "Prescribing Controlled Drugs." Practitioner 235, no. 1502 (1991): 452.

MLA (9th ed.) Citation

Cohen, J. "Prescribing Controlled Drugs." Practitioner, vol. 235, no. 1502, 1991, p. 452.

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