TY  - BOOK
AU  - Bansal, Raj K.
TI  - Heterocyclic chemistry
SN  - 8122409962
U1  - 547.59 
PY  - 1996///
CY  - New Delhi
PB  - New Age International 
KW  - Heterocyclic chemistry
KW  - Chemistry, Organic
N1  - library has 3rd,4th ed. also
ER  -