Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.