P.T. Riotinto Bethlehem Indonesia report no. 66 coal survey Tebo area

P.T. Riotinto Bethlehem Indonesia report no. 66 coal survey Tebo area Theo M. Van Leeuwen Primary Author mixed material bibliography P.T. Riotinto Bethelehem Indonesia 1973 en English 3 hlm.: ilus; 30 cm+lamp Theo M. van Leeuwen Batubara 1973 Report Tebo Theo M. Van Leeuwen P.T. Rionto Bothlehem Indonesia Coal Survey 622.334 PERPUSTAKAAN UNIT GEOMIN PT Aneka Tambang Tbk 114-73-J 622.334 THE p 2019100076 My Library 7717 2019-10-03 10:38:46 2019-10-04 10:49:01 machine generated