APA (7e ed.) Bronvermelding

Date, C. J. (2006). An introduction to database systems (8th ed.). Pearson/Addison Wesley.

Chicago (17e ed.) Bronvermelding

Date, C. J. An Introduction to Database Systems. 8th ed. Boston ; New Delhi: Pearson/Addison Wesley, 2006.

MLA (8e ed.) Bronvermelding

Date, C. J. An Introduction to Database Systems. 8th ed. Pearson/Addison Wesley, 2006.