Molecular orbitals in chemistry, physics, and biology / 
edited by Per-Olov Lowdin, Bernard Pullman. 
 - New York :  Academic Press,  1964. 
 - xiii, 578 p. :  ill., port. ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Molecular orbitals.