Johns Sans. (1993). Belajar Wordperfect 5.2 For Windows. Jakarta: PT Elex Media Komputindo.
Chicago Style CitationJohns Sans. Belajar Wordperfect 5.2 For Windows. Jakarta: PT Elex Media Komputindo, 1993.
MLA citiranjeJohns Sans. Belajar Wordperfect 5.2 For Windows. Jakarta: PT Elex Media Komputindo, 1993.
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