TY  - BOOK
AU  - Smith, Robert Leo
AU  - Thomas M.Smith
TI  - Elements of ecology
SN  - 080534473
AV  - QH541.S624 2002 
PY  - 2002///
CY  - Nwe Yorh
PB  - Benjamin Cummings
KW  - Ecology
N1  - Includes bibliographical references
ER  -