TY  - SER
ED  - Ecosystems Ltd.
TI  - Ecologist quarterly
SN  - 0142-0399
U1  - 614.7 EQ 
PY  - 1978///
CY  - U.K.
PB  - Ecosystems Ltd.
KW  - Ecology
KW  - Periodicals
KW  - Nature
KW  - Effect of human beings on
KW  - Ecologie
ER  -