APA-Zitierstil (7. Ausg.)

Petry, N. M., & Bickel, W. K. (1998). A behavioral economic analysis of polydrug abuse in heroin addicts.

Chicago-Zitierstil (17. Ausg.)

Petry, Nancy M., und Warren K. Bickel. A Behavioral Economic Analysis of Polydrug Abuse in Heroin Addicts. Cambridge, Mass, 1998.

MLA-Zitierstil (9. Ausg.)

Petry, Nancy M., und Warren K. Bickel. A Behavioral Economic Analysis of Polydrug Abuse in Heroin Addicts. 1998.