Chemistry :   an introductory study /  
A.D. Allen... [et al]. 
 - Toronto :   W.J. Gage,   c1967. 
 - xii, 323 p. :    ill. (some col) ;    24 cm. 
<br/><br/>  Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry.--------
<br/><br/><label>Dewey Class. No.: </label>540 CHE