Basic chemistry / 
3G E Learning. 
 - UAE;  3G E LEarning:  2015. 
 - v, 254p. 
<br/><br/>
<br/><br/><label>ISBN: </label>9789351154648 
<br/><br/><label>Dewey Class. No.: </label>540   / T531 2015 c.4