TY  - BOOK
AU  - Eckholm,Erik P.
TI  - Down to earth: environment and human needs 
SN  - 0393016005
U1  - 344.046 
PY  - 1982///
CY  - New York
PB  - Norton
KW  - Human ecology
KW  - Environmental protection
N1  - Includes bibliographical references and index
ER  -