TY  - BOOK
AU  - Gupta, R R 
AU  - Gupta, V 
AU  - Kumar, M
TI  - Heterocyclic Chemistry Vol. - 1: Principles, Three- and Four-Membered  Heterocycles
SN  - 9788181282200
U1  - 547.59 
PY  - 2009///
CY  - New Delhi
PB  - Springer (India) Pvt. Ltd.
ER  -