Global environmental issues : United Nations Environmental Programme
EL-HINNAWI, Essam
Global environmental issues : United Nations Environmental Programme - Dublin 1982 - 236p - Natural resources and the environment series, v.7 .
ENVIRONMENTAL PROTECTION
ENVIRONMENTAL PROTECTION MAN - INFLUENCE OF ENVIRONMENT
301.31 E45G
Global environmental issues : United Nations Environmental Programme - Dublin 1982 - 236p - Natural resources and the environment series, v.7 .
ENVIRONMENTAL PROTECTION
ENVIRONMENTAL PROTECTION MAN - INFLUENCE OF ENVIRONMENT
301.31 E45G