MCGRAW-HILL ENCYCLOPEDIA OF SCIENCE & TECHNOLOGY :   4 CHE-COS / 

 - 11th ed. 
 - 748 pages :  colour illustrations, photographs, charts ;  28cm. 
<br/><br/><label>ISBN: </label>9780071792738 (Set)  RM84.80 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Encyclopedias.<br/>Technology--Encyclopedias.
<br/><br/><label>Dewey Class. No.: </label>503