TY  - BOOK
AU  - George.L Clarke
TI  - Elements of Ecology
U1  - 574.5 
PY  - 1954///
CY  - New York
PB  - John Wiley and Sons Inc
N1  - George.L Clarke: Elements of Ecology.  New York.  John Wiley and Sons Inc, 1954.--(574.5CLA)
ER  -