TY  - BOOK
AU  - Schofield K Ed.
ED  - Symposium on recent work on naturally occurring nitrogen heterocyclic compounds (1955 : South westof wngland)
TI  - Recent work on naturally occurring nitrogen heterocyclic compounds
U1  - E1:8z7, J5  CL 
PY  - 1955///
KW  - Engineering
ER  -