Cita APA (7a ed.)
Ingalsbe, L. S., & Simonson, B. D. (1990). WordPerfect 5.0: Workbook and Reference. Richard D.Irwin.
Cita Chicago Style (17a ed.)
Ingalsbe, Lon S., y Brent D. Simonson. WordPerfect 5.0: Workbook and Reference. Homewood: Richard D.Irwin, 1990.
Cita MLA (9a ed.)
Ingalsbe, Lon S., y Brent D. Simonson. WordPerfect 5.0: Workbook and Reference. Richard D.Irwin, 1990.
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