Single, E., & ...[et al.]. (2003). International guidelines for estimating the costs of substance abuse. World Health Organisation.
استشهاد بنمط شيكاغوSingle, Eric, و ...[et al.]. International Guidelines for Estimating the Costs of Substance Abuse. Geneva: World Health Organisation, 2003.
MLA استشهادSingle, Eric, و ...[et al.]. International Guidelines for Estimating the Costs of Substance Abuse. World Health Organisation, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.