Clapp, Leallyn B. <br/><br/>
Chemistry of the covalent bond / 
by Leallyn B. Clapp 
 - San Francisco :  W. H. Freeman,  1950 
 - 684 p. :  ill. ;  22 cm. 
<br/><br/><label>LCCN: </label>56-8596 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry, Physical and theoretical