TY  - BOOK
AU  - Gymer,Roger G., x
AU  - x
TI  - Chemistry: An ecological approach
SN  - x
U1  - 541.2/GYC 
PY  - 1973///
CY  - N.Y.
PB  - Harper & Row
KW  - Chemistry, Physical and Theoritical
N1  - x
ER  -