Sunber bahaya, serta penanggulangannya text Bandung Angkasa 1992 Cet.2 ind x, 230 hlm 21 cm A. Adiwisastra 615.925 615.925 979-404-259-5 20090227022954.0 YOGYA-02090000019360 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)