SSP chemistry. Book 3: teachers' guide: Year I 

 - Dar es Salaam  University of Dar es Salaam  [1971] 
 - 71p.  25cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry
<br/><br/><label>LC Class. No.: </label>EAF QD40.S73