| |||
| llyfr gwaith (In a spreadsheet program, a file containing a number of related worksheets) | |||
| Englisch Thesaurus | |||
| |||
| .wkb (file name extension, WordPerfect) | |||
|
workbook : 8 Phrasen in 1 Thematik |
| Microsoft | 8 |
| |||
| llyfr gwaith (In a spreadsheet program, a file containing a number of related worksheets) | |||
| Englisch Thesaurus | |||
| |||
| .wkb (file name extension, WordPerfect) | |||
|
workbook : 8 Phrasen in 1 Thematik |
| Microsoft | 8 |