(1989). WordPerfect power version 5.0 / Janet Crider.
Cita Chicago (17th ed.)WordPerfect Power Version 5.0 / Janet Crider. 1989.
Cita MLA (9th ed.)WordPerfect Power Version 5.0 / Janet Crider. 1989.
Atenció: Aquestes cites poden no estar 100% correctes.