APA (7e ed.) Bronvermelding

Date, C. (1977). An Introduction to database systems. Addison-Wesley Publishing Company.

Chicago (17e ed.) Bronvermelding

Date, C.J. An Introduction to Database Systems. Addison-Wesley Publishing Company, 1977.

MLA (8e ed.) Bronvermelding

Date, C.J. An Introduction to Database Systems. Addison-Wesley Publishing Company, 1977.

Let op: Deze citaties zijn niet altijd 100% accuraat.