TY  - BOOK
AU  - Smith,Robert Leo
TI  - Elements of ecology
SN  - 0060463279
AV  - QH541 .S624 1986
U1  - 574.5�19 
PY  - 1986///
CY  - New York
PB  - Harper & Row
KW  - Ecology
KW  - Biology
KW  - Field work
N1  - Rev. ed. of: Elements of ecology and field biology / Robert Leo Smith. c1977
ER  -