TY  - GEN
AU  - 20080729                     
AU  - Tolba,Mostafa Kamal
AU  - El-Kholy,O.A.
ED  - United Nations Environment Programme.
TI  - The World environment 1972-1992: two decades of challenge 
SN  - 0412469901
U1  - 363.70526 
PY  - 1992///
CY  - London, New York
PB  - Published by Chapman & Hall on behalf of the United Nations Environment Programme
KW  - Environmental policy
KW  - Environmental protection
N1  - Includes bibliographical references and index
ER  -