Widarto, L text Yogyakarta Penerbit Kanisius 2005 ind 40 hlm. : ilus. ; 20 cm. Teknologi 628.16 628.16 WID m 979-497-306-8 230510 20230510103710 INLIS000000000000382 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)