TY  - BOOK
AU  - Emmel,Thomas C.
TI  - An introduction to ecology and population biology
SN  - 0393093719 (pbk.)
PY  - 1973///
CY  - New York
PB  - Norton
KW  - Ecology
KW  - Population biology
KW  - Nature
KW  - Effect of human beings on
N1  - Includes bibliographical references
ER  -