TY  - BOOK
AU  - Heal, Henry G.
TI  - The inorganic heterocyclic chemistry of sulfur, nitrogen and phosphours
SN  - 0-12-33580-6
PB  - Academic Press
UR  - http://krc.clri.res.in:80/cgi-bin/koha/opac-detail.pl?biblionumber=7146
ER  -