TY - BOOK AU - Gupta, R. R. AU - Gupta, V. AU - Kumar, M. TI - Hetrocyclic Chemistry Vol. 2 SN - 9788181282217 U1 - 547.59 PY - 1999/// CY - New Delhi PB - Springer (India) Pvt. Ltd. KW - Heterocyclic Chemistry ER -