Acerson, K. L. (1988). WordPerfect: The complete reference (series 5 edition.). Osborne/McGraw-Hill.
Cita Chicago Style (17a ed.)Acerson, Karen L. WordPerfect: The Complete Reference. series 5 edition. Berkeley, Calif: Osborne/McGraw-Hill, 1988.
Cita MLA (9a ed.)Acerson, Karen L. WordPerfect: The Complete Reference. series 5 edition. Osborne/McGraw-Hill, 1988.
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