Chowdhury, M. F. Q. (1996). A layman's guide to wordperfect 5.1 amd 6.0. Karnafuli enterprise.
Chicago-čujuhus (17. p.)Chowdhury, Md. Fazlul Quader. A Layman's Guide to Wordperfect 5.1 Amd 6.0. Dhaka: Karnafuli enterprise, 1996.
MLA-čujuhus (9. p.)Chowdhury, Md. Fazlul Quader. A Layman's Guide to Wordperfect 5.1 Amd 6.0. Karnafuli enterprise, 1996.
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