Murphy Raymond <br/><br/>
Essential grammar in use:  a self-study reference and practice book for elementary students of english with answers/ 
Raymond Murphy 
 - 3rd ed. 
 - New York:  Cambridge university press,  c2007. 
 - xi,319p.:  ill.col.;  24 cm. 
<br/><br/><br/>eng. 
<br/><br/><label>ISBN: </label>9780521675802  TZS 94,000/= 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Grammar in use
<br/><br/><label>Dewey Class. No.: </label>428 MUR