Yam, Peter, <br/><br/>
Primary level :  grammar & usage book 1 / 
Peter Yam. 
 - Singapore :  Singapore Asian Publications (S) Pte Ltd ,  2008. 
 - 150 pages :  illustrations ;  24 cm. 
<br/><br/><label>ISBN: </label>9789814123785 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Grammar & Usage.
<br/><br/><label>Dewey Class. No.: </label>415  / Y1