Pople, John A.,  1925- <br/><br/>
Approximate molecular orbital theory / 
John A. Pople and David L. Beveridge 
 - New York :  McGraw-Hill,  1970 
 - viii, 214 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>70-095820 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Molecular orbitals