APA استشهاد

Petry, N. M., Alessi, S. M., & Rash, C. J. (2012). A randomized study of contingency management in cocaine-dependent patients with severe and persistent mental health disorders.

استشهاد بنمط شيكاغو

Petry, Nancy M., Sheila M. Alessi, و Carla J. Rash. A Randomized Study of Contingency Management in Cocaine-dependent Patients With Severe and Persistent Mental Health Disorders. 2012.

MLA استشهاد

Petry, Nancy M., Sheila M. Alessi, و Carla J. Rash. A Randomized Study of Contingency Management in Cocaine-dependent Patients With Severe and Persistent Mental Health Disorders. 2012.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.