Bangladesh
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr | 
| Iaith: | English | 
| Cyhoeddwyd: | London, Totowa, N.J.
          Heinemann Educational Books Barnes & Noble Books
    
        1982. | 
| Rhifyn: | Second edition. | 
| Pynciau: | 
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr | 
| Iaith: | English | 
| Cyhoeddwyd: | London, Totowa, N.J.
          Heinemann Educational Books Barnes & Noble Books
    
        1982. | 
| Rhifyn: | Second edition. | 
| Pynciau: |