Style de citation APA (7e éd.)

Ullman, J. D. (1996). Principles of Database Systems (2nd ed.). Galgotia Publications(P) Ltd.

Style de citation Chicago (17e éd.)

Ullman, Jeffrey D. Principles of Database Systems. 2nd ed. New Delhi: Galgotia Publications(P) Ltd, 1996.

Style de citation MLA (9e éd.)

Ullman, Jeffrey D. Principles of Database Systems. 2nd ed. Galgotia Publications(P) Ltd, 1996.