Citazione Stile APA (7a Edizione)

Philip, C. (1989). dBase IV: Developer's reference guide. Management Information Source, Inc.

Citazione stile Chigago Style (17a edizione)

Philip, Cliff. DBase IV: Developer's Reference Guide. Portland, Or: Management Information Source, Inc, 1989.

Citatione MLA (9a ed.)

Philip, Cliff. DBase IV: Developer's Reference Guide. Management Information Source, Inc, 1989.