Patterns sixteen things you should know about life
| Prif Awdur: | |
|---|---|
| Awduron Eraill: | |
| Fformat: | Llyfr | 
| Iaith: | English | 
| Cyhoeddwyd: | Sudburry, Mass.
          Jones and Bartlett Publishers
    
        c1999. | 
| Cyfres: | The way life works series
              v.1 | 
| Pynciau: | 


