TY  - BOOK
AU  - Katritzky,Alan R.
AU  - Lagowski,Jeanne M.
TI  - The principles of heterocyclic chemistry
U1  - 547.59 
PY  - 1967///
CY  - New York
PB  - Academic Press
KW  - Heterocyclic chemistry
N1  - Includes index
ER  -