TY  - BOOK
AU  - Franke,Robert G
AU  - Franke, Dorothy N
TI  - Man and the changing environment
SN  - 0030847141
U1  - 570 
PY  - 1975///
CY  - New York
PB  - Rinehart & Winston
KW  - Biology
KW  - Ecology
ER  -