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| buku kerja (In a spreadsheet program, a file containing a number of related worksheets); Buku kerja (One matrix, or a collection of matrixes, that use a single model site as a data source) | |||
| English thesaurus | |||
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| .wkb (file name extension, WordPerfect) | |||
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workbook : 10 phrases in 1 subject |
| Microsoft | 10 |