TY - BOOK AU - KATRITZKY Alan R;LAGOWSKI M TI - Principles of Heterocyclic chemistry SN - 9788188449881 U1 - 547.59 KAT PY - 2011/// CY - Hyderabad PB - Pharma Med Press KW - Hetrocyclic compounds(547.59) N1 - chemistry ; Heterocyclic ; Principles ER -