TY  - BOOK
AU  - Gymer,Roger G.
TI  - Chemistry: an ecological approach
T2  - Harper's chemistry series
SN  - 0060425652
AV  - QD31.2 .G95
U1  - 540 
PY  - 1973///]
CY  - New York
PB  - Harper & Row
KW  - Chemistry
KW  - Local
KW  - Environmental chemistry
KW  - Human ecology
N1  - Includes bibliographies
ER  -