The hetercyclic chemistry of phosphorus : Systems based on the phosphorus-cabon bond 
Quin, Louis D. 
 -  John Wiley and sons.  1981 
 - 434 pages. 
0-471-06461-0
Heterocyclic compounds.
547.59 Qu4h 1981
                        0-471-06461-0
Heterocyclic compounds.
547.59 Qu4h 1981