APA (7e ed.) Bronvermelding

Hatfield, B. (1996). Developing PowerBuilder 5 applications (4th ed.). Sams Pub. ; Prentice Hall.

Chicago (17e ed.) Bronvermelding

Hatfield, Bill. Developing PowerBuilder 5 Applications. 4th ed. Indianapolis, Ind. : New Delhi: Sams Pub. ; Prentice Hall, 1996.

MLA (8e ed.) Bronvermelding

Hatfield, Bill. Developing PowerBuilder 5 Applications. 4th ed. Sams Pub. ; Prentice Hall, 1996.

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