Williams, T. A., Anderson, D. R., & Sweeney, D. J. (2007). Essentials of contemporary business statistics. Mason, OH: Thomson/South-Western.
استشهاد بنمط شيكاغوWilliams, Thomas A., David R. Anderson, و Dennis J. Sweeney. Essentials of Contemporary Business Statistics. Mason, OH: Thomson/South-Western, 2007.
MLA استشهادWilliams, Thomas A., David R. Anderson, و Dennis J. Sweeney. Essentials of Contemporary Business Statistics. Mason, OH: Thomson/South-Western, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.