| Week 13, 1980 | |||||||
| Week | Mo | Di | Mi | Do | Fr | Sa | So |
| März 1980 | |||||||
| 13 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
Types of days applied in this calendar
| Type | Special days | Description |
|---|---|---|
| Saturday and Sunday | Regular weekend days |
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| Week 13, 1980 | |||||||
| Week | Mo | Di | Mi | Do | Fr | Sa | So |
| März 1980 | |||||||
| 13 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
| Type | Special days | Description |
|---|---|---|
| Saturday and Sunday | Regular weekend days |