Παραπομπή APA

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.

Παραπομπή Chicago Style

Walker, Denise D., Roger A. Roffman, Joseph F. Picciano, και 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.

Παραπομπή MLA

Walker, Denise D., Roger A. Roffman, Joseph F. Picciano, και 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.

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