00727nam a2200229Ia 4500 9280716417 MAIN K3581 Register of international treaties and other agreements in the field of the environment, 1996. Nairobi : United Nations Environment Programme, 1997. xxv, 474 p. ; 30 cm. Environmental law, International. Environnement Droit international. United Nations Environment Programme. NELPI. .b10022776 17-01-07 17-04-03 20230123134323.0 NUST BOOKS K3581 163863 163863