TY  - BOOK
AU  - W. B Clapham
TI  - Natural ecosystems
SN  - 0-02-322520-3
U1  - 574.5 
PY  - 1983///
CY  - New York
PB  - Macmillam Publishing Co Inc
N1  - W. B Clapham: Natural ecosystems.  (2nd Edition)  New York.  Macmillam Publishing Co Inc, 1983. 0-02-322520-3--(574.5CLA)
ER  -