Singh, B., & Singh, B. (2003). Discrete mathematics and its applications. Khanna book publishing.
استشهاد بنمط شيكاغوSingh, Bhupender, و Bhupinder Singh. Discrete Mathematics and Its Applications. New Delhi: Khanna book publishing, 2003.
MLA استشهادSingh, Bhupender, و Bhupinder Singh. Discrete Mathematics and Its Applications. Khanna book publishing, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.