TY  - BOOK
AU  - SMITH , Thomas .M. and Robert Leo Smith
TI  - Elements of ecology
SN  - 0805348301
U1  - 577 22nd edition
PY  - 2006///
CY  - New York
PB  - Peasona Education, Inc.
KW  - Biology
N1  - Includes index and reference
ER  -