एपीए उद्धरण

Singh, B., & Singh, B. (2003). Discrete mathematics and its applications. Khanna book publishing.

शिकागो स्टाइल उद्धरण

Singh, Bhupender, और Bhupinder Singh. Discrete Mathematics and Its Applications. New Delhi: Khanna book publishing, 2003.

एमएलए उद्धरण

Singh, Bhupender, और Bhupinder Singh. Discrete Mathematics and Its Applications. Khanna book publishing, 2003.