APA (7th ed.) Citation

Sample, R. G., Di Gregorio, G. J., & Wicks, R. J. (1978). Psychopharmacologic drugs: A pocket reference. Stickley.

Chicago Style (17th ed.) Citation

Sample, Richard G., G. J. Di Gregorio, and Robert J. Wicks. Psychopharmacologic Drugs: A Pocket Reference. Philadelphia, Pa: Stickley, 1978.

MLA (9th ed.) Citation

Sample, Richard G., et al. Psychopharmacologic Drugs: A Pocket Reference. Stickley, 1978.