| |||
| llyfr gwaith (In a spreadsheet program, a file containing a number of related worksheets) | |||
| Anglais glossaire | |||
| |||
| .wkb (file name extension, WordPerfect) | |||
|
Workbook : 8 phrases, 1 sujets |
| Microsoft | 8 |
| |||
| llyfr gwaith (In a spreadsheet program, a file containing a number of related worksheets) | |||
| Anglais glossaire | |||
| |||
| .wkb (file name extension, WordPerfect) | |||
|
Workbook : 8 phrases, 1 sujets |
| Microsoft | 8 |