Elms, A. (1991). Wordperfect. Hodder and Stoughton.
Cita Chicago Style (17a ed.)Elms, Ann. Wordperfect. Kent: Hodder and Stoughton, 1991.
Cita MLA (9a ed.)Elms, Ann. Wordperfect. Hodder and Stoughton, 1991.
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