Widodo, Djoko text Bandung pustaka buana 1987 cet.1 ind id vi., 90 p.; fig., bibl.; 21 cm. 632 632 WID h 230119 20230119105535 INLIS000000000000418 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)