APA (7th ed.) Zitazioa

Date, C. (2000). An introduction to database systems. Addison-Weley.

Chicago Style (17th ed.) Zitazioa

Date, C.J. An Introduction to Database Systems. Reading, Mass.: Addison-Weley, 2000.

MLA (9th ed.) Zitazioa

Date, C.J. An Introduction to Database Systems. Addison-Weley, 2000.