TY  - BOOK
AU  - Katritzhy, Alan R
TI  - Principles of Heterocyclic Chemistry
U1  - 547.59 
PY  - 1900///
CY  - New York
PB  - Chapman & Hall Limited
KW  - General Stack
KW  - Heterocyclic chemistry
KW  - Organic chemistry
KW  - Chemistry
ER  -