Statistical abstract.
Annual
| Údair chorparáideacha: | , | 
|---|---|
| Formáid: | LEABHAR | 
| Teanga: | English | 
| Foilsithe / Cruthaithe: | Dar es Salaam
          Govt. Printer
    
        1938-51- | 
| Ábhair: | 
Annual
| Údair chorparáideacha: | , | 
|---|---|
| Formáid: | LEABHAR | 
| Teanga: | English | 
| Foilsithe / Cruthaithe: | Dar es Salaam
          Govt. Printer
    
        1938-51- | 
| Ábhair: |