एपीए उद्धरण

Liu, C. L. (1977). Elements of discrete mathematics. McGraw-Hill.

शिकागो स्टाइल उद्धरण

Liu, Chung Laung. Elements of Discrete Mathematics. New York: McGraw-Hill, 1977.

एमएलए उद्धरण

Liu, Chung Laung. Elements of Discrete Mathematics. McGraw-Hill, 1977.