text Jakarta Penebar Swadaya 1982 Cetakan : 1 ind 84 hlm. : ilus. ;20.5 cm. Ergonometri 643 20130515222940 INLIS000000000010640 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)