एपीए उद्धरण

Levy, L. S. (1980). Discrete structures of computer science. Wiley.

शिकागो स्टाइल उद्धरण

Levy, Leon S. Discrete Structures of Computer Science. New Delhi: Wiley, 1980.

एमएलए उद्धरण

Levy, Leon S. Discrete Structures of Computer Science. Wiley, 1980.