Mussa, Mohamed <br/><br/>
Utajiri hai Tanzania 

 - Dar es Salaam  Tanzania Publishing House Ltd.  1970 
 - vii,46p.  22cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conservation of natural resources
<br/><br/><label>LC Class. No.: </label>EAF PAM S934.T3M8