Brown, Darryl Anthony <br/><br/>
Quantum chemistry / 
by D. A. Brown 
 - Harmondsworth :  Penguin,  1972 
 - 135 p. :  ill. ;  21 cm. 
<br/><br/>Bibliography : p. 129-132 
<br/><br/><label>ISBN: </label>0140802282 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Quantum chemistry