cam a22 2 4500 114001367 CHVBK 20200807071451.0 000819s1972 xxu 00 eng|d (OCoLC)250527980 (IDSBB)006017416 (RERO)vtls000041742 RERO SzZuIDS BS/BE A100 kids 620 15 Mineral resources of the Lower Mekong Basin and adjacent areas of Khmer Republic, Laos, Thailand and Republic of Viet-Nam Prepared in collab. with the Division of Industry and Natural Resources, ECAFE by D.R. Workman New York, N.Y. United Nations 1972 148 p. ill. Text txt rdacontent/ger ohne Hilfsmittel zu benutzen n rdamedia/ger Band nc rdacarrier/ger Mineral Resources Development Series Vol. 39 39 (IDSBB)000228624 108100421 Bergbau (DE-STW)12980-1 stw Workman D.R. Vereinte Nationen Economic Commission for Asia and the Far East (DE-588)35702-9 BK020000 XK020000 XK020000 IDSBB A125 A125 125ST SWA Vo F I 1 IDSBB 490 0- Mineral Resources Development Series Vol. 39 39 (IDSBB)000228624 108100421 IDSBB 700 1- Workman D.R. IDSBB 710 2- Vereinte Nationen Economic Commission for Asia and the Far East (DE-588)35702-9 SWISSBIB 114001367