DeTemple, D. W., & Webb, W. (2014). Combinatorial reasoning: An introduction to the art of counting. John Wiley&sons.
استشهاد بنمط شيكاغوDeTemple, Duane W., و William Webb. Combinatorial Reasoning: An Introduction to the Art of Counting. New Jersey: John Wiley&sons, 2014.
MLA استشهادDeTemple, Duane W., و William Webb. Combinatorial Reasoning: An Introduction to the Art of Counting. John Wiley&sons, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.