Rutkosky, N. H., & Miller, A. (2000). Corel WordPerfect 9: Version 1.0. St. Paul, MN: EMCParadigm.
Chicago Style CitationRutkosky, Nita Hewitt., i Ann Miller. Corel WordPerfect 9: Version 1.0. St. Paul, MN: EMCParadigm, 2000.
Cita MLARutkosky, Nita Hewitt., i Ann Miller. Corel WordPerfect 9: Version 1.0. St. Paul, MN: EMCParadigm, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.