Massamba D.P.B. <br/><br/>
Phonological theory:  history and development/ 
David P.B. Massamba 
 - Dar es salaam:  Istitute of kiswahili studies,  2010. 
 - xiii, 296p.:  ill.;  18 cm. 
<br/><br/> includes bibliographic reference 
<br/><br/><label>ISBN: </label>9789987531097 
<br/><br/><label>LC Class. No.: </label>DUCE P217