Cartmell, E. <br/><br/>
Valency and molecular structure / 

 - London :  Butterworths Scientific Publications,  1956. 
 - xi, 256 p. :  ill, ;  21 cm. 
<br/><br/>Includes bibliographic references and index. 
<br/><br/><label>ISBN: </label>‎ 9780408690003 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Quantam theory<br/>Atomic structure<br/>Chemical bonding
<br/><br/><label>Dewey Class. No.: </label>541.22  / CAR