(1990). Smoking, Tobacco, nd cancer program: 1985-1989 status report. [Washington]: US. Department of Health and Human Services.
استشهاد بنمط شيكاغوSmoking, Tobacco, Nd Cancer Program: 1985-1989 Status Report. [Washington]: US. Department of Health and Human Services, 1990.
MLA استشهادSmoking, Tobacco, Nd Cancer Program: 1985-1989 Status Report. [Washington]: US. Department of Health and Human Services, 1990.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.