TY  - BOOK
AU  - CASTLE, Raymond N
TI  - Topics in heterocyclic chemistry
U1  - 547.59 C24T 
PY  - 1969///
PB  - N.Y.
KW  - HETEROCYCLIC COMPOUNDS -- ADDRESSES, ESSAYS, LECTU
KW  - HETEROCYCLIC
KW  - LECTURES
ER  -