Pengotoran udara air dan tanah oleh sinar-sinar radioaktif SUDYARTOMO text Yogyakarta Pusat Penelitian Tenaga Atom Gama 1974 ind 13 p. ; 30 cm. ills. Sudyartomo AIR POLLUTION WATER POLLUTION SOIL POLLUTION RADIOACTIVITY 614.7 614.7 SUD p 230325 20230325111621 INLIS000000000022761 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)