(1991). For all practical purposes introduction to contemporary mathematics (Second ed.). New York: W.H.Freeman and Company.
استشهاد بنمط شيكاغوFor All Practical Purposes Introduction to Contemporary Mathematics. Second ed. New York: W.H.Freeman and Company, 1991.
MLA استشهادFor All Practical Purposes Introduction to Contemporary Mathematics. Second ed. New York: W.H.Freeman and Company, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.