TY  - BOOK
AU  - Smith,Robert Leo
TI  - Elements of ecology
SN  - 0060463287
AV  - QH541 .S624 1991
U1  - 574.5 20
PY  - 1992///
CY  - New York
PB  - HarperCollins Publishers
KW  - Ecology
N1  - Includes bibliographical references and index
ER  -