Walker, Brian John, 1941- <br/><br/>
Organophosphorus chemistry 
by B. J. Walker. 
 - Harmondsworth  Penguin Books  1972. 
 - 278 pages. : illustrations. ; 21 cm. 
<br/><br/>pages. 252-268. 
<br/><br/><label>ISBN: </label>0140806474 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Organophosphorus compounds.