Herman Jiri & Dilcher, K. (2003). Counting and configurations: Problems in combinatories, arithmetic and geometry. Springer.
استشهاد بنمط شيكاغوHerman Jiri و Karl Dilcher. Counting and Configurations: Problems in Combinatories, Arithmetic and Geometry. New York: Springer, 2003.
MLA استشهادHerman Jiri و Karl Dilcher. Counting and Configurations: Problems in Combinatories, Arithmetic and Geometry. Springer, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.