APA (7th ed.) Citation

Date, C. J. (1990). An introduction to database systems (5th ed.). Addison-Wesley.

Chicago Style (17th ed.) Citation

Date, C. J. An Introduction to Database Systems. 5th ed. Reading, Mass.: Addison-Wesley, 1990.

MLA (9th ed.) Citation

Date, C. J. An Introduction to Database Systems. 5th ed. Addison-Wesley, 1990.