na INLIS000000000002445 20200813023024 0010-0820002445 ta 200813 g 0 ind 977-15405-9-4 910.3 910.3 PRI w Priharyanto,Eko Wilhelm Conrad Roentgen : ( 1845-1923 ) ( 1845-1923 ) Jakarta : Azka Mulia Media, 2006 28 hal : ilus ; 29 cm GEOGRAFI DINAS PERPUSTAKAAN DAN KEARSIPAN KOTA MEDAN 27685/PUM/2009 27687/pum/2009 27686/pum/2009