Menyiasati Revolusi Industri 4.0 Gatra Media group text Jakarta Gatra Media Group 2017 82 hlm. : illus. ; 27,5 cm. Majalah Teknologi Industri R 338.064 R 338.064 GAT g 20220802110246 INLIS000000000000985 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)