APA citiranje

Walker, D. D., Roffman, R. A., Picciano, J. F., & Stephens, R. S. (2007). The check-up: In-person, computerized, and telephone adaptations of motivational enhancement treatment to elicit voluntary participation by the contemplator. BioMed Central.

Citação norma Chicago

Walker, Denise D., Roger A. Roffman, Joseph F. Picciano, and Robert S. Stephens. The Check-up: In-person, Computerized, and Telephone Adaptations of Motivational Enhancement Treatment to Elicit Voluntary Participation By the Contemplator. BioMed Central, 2007.

MLA citiranje

Walker, Denise D., Roger A. Roffman, Joseph F. Picciano, and Robert S. Stephens. The Check-up: In-person, Computerized, and Telephone Adaptations of Motivational Enhancement Treatment to Elicit Voluntary Participation By the Contemplator. BioMed Central, 2007.