APA ציטוט

Grupe, S. E. (1991). WordPerfect 5.0, Lotus 1-2-3, dBase IV: Cases and solutions. Irwin.

Chicago Style (17th ed.) Citation

Grupe, Sarah E. WordPerfect 5.0, Lotus 1-2-3, DBase IV: Cases and Solutions. Burr Ridge, Ill: Irwin, 1991.

ציטוט MLA

Grupe, Sarah E. WordPerfect 5.0, Lotus 1-2-3, DBase IV: Cases and Solutions. Irwin, 1991.