APA (7th ed.) Citation

Liu, C. L. (1985). Elements of discrete mathematics (2. ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Liu, C. L. Elements of Discrete Mathematics. 2. ed. New York u.a: McGraw-Hill, 1985.

MLA (9th ed.) Citation

Liu, C. L. Elements of Discrete Mathematics. 2. ed. McGraw-Hill, 1985.