Cita APA (7a ed.)

Brown, G. F., & Silverman, L. R. (1973). The retail price of heroin: Estimation and applications. Monograph series.

Cita Chicago Style (17a ed.)

Brown, George F., y Lester R. Silverman. "The Retail Price of Heroin: Estimation and Applications." Monograph Series 1973.

Cita MLA (9a ed.)

Brown, George F., y Lester R. Silverman. "The Retail Price of Heroin: Estimation and Applications." Monograph Series, 1973.