McGraw-Hill encyclopedia of science and technology / 
McGraw-Hill Book Company. 
 - 5th ed. 
 - New York :  McGrow-Hill,  c 1982. 
 - Vols. :  ill. ;  24 cm. 
<br/><br/>V. 6- gab-hys ; 
<br/><br/>333  333 
<br/><br/><label>ISBN: </label>0-07-079210-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science and Technology.
<br/><br/><label>Dewey Class. No.: </label>503 / M178