TY  - BOOK
AU  - Gupta R R Ed.
TI  - Physical methods in hetrocyclic chemistry
T2  - General heterocyclic chemistry series
U1  - E8:2, M4 
PY  - 1984///
CY  - New York    
PB  -  John Wiley       
KW  - Hetrocyclic compounds
ER  -