TY  - BOOK
AU  - Ehrlich,Anne H.
AU  - Ehrlich,Paul R.
TI  - Earth
SN  - 0423515608
AV  - GF37 .E38 1987
U1  - 304.2 19
PY  - 1987///
CY  - New York
PB  - Franklin Watts
KW  - Human ecology
KW  - Man
KW  - Influence on nature
KW  - Nature
KW  - Effect of human beings on
N1  - Includes bibliographical references and index
ER  -