The World environment 1972-1992 : two decades of challenge /

The World environment 1972-1992 : two decades of challenge / edited by Mostafa K. Tolba and Osama A. El-Kholy in association with E. El-Hinnawi ... [et al.]. - 1st ed. - London ; New York : Published by Chapman & Hall on behalf of the United Nations Environment Programme, 1992. - xi, 884 p. : ill., maps ;

0412469901 0412470004 (pbk.)


Environmental policy.
Environmental protection.

HC79.E5 / W6682 1992