Riggs, N. V. <br/><br/>
Quantum chemistry  : elementary principles and methods 

 - London  ; The Macmillan  , 1969 
 - ix,242p. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry<br/>Quantum Chemistry
<br/><br/><label>Dewey Class. No.: </label>541.28  / RIG