Ghitza, U. E., Epstein, D. H., & Preston, K. L. (2007). Psychosocial functioning and cocaine use during treatment: Strength of relationship depends on type of urine-testing method.
استشهاد بنمط شيكاغوGhitza, Udi E., David H. Epstein, و Kenzie L. Preston. Psychosocial Functioning and Cocaine Use During Treatment: Strength of Relationship Depends On Type of Urine-testing Method. 2007.
MLA استشهادGhitza, Udi E., David H. Epstein, و Kenzie L. Preston. Psychosocial Functioning and Cocaine Use During Treatment: Strength of Relationship Depends On Type of Urine-testing Method. 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.