00746nam a22002177a 4500 BD-DhUL 20190310150453.0 190310s1979 enk||||| |||| 00| 0 eng 0080256589 BD-DhUL BD-DhUL 602.5 UND United Nations Environment Programme. Directory of institutions and individuals active in environmentally sound and appropriate technologies/ United Nations Environment Programme. 1 st Oxford : United Nations Environment Programme, 1979. xviii, 152 p. ; 25 cm. UNEP reference series ; V.1 Includes index. Technology Directories . ddc BK 246502 246502 0 0 ddc 0 602_500000000000000_UND 1 NFIC 374965 DUL DUL UNC 2019-03-10 Gift 602.5 UND D14889 2019-03-10 2019-03-10 BK