Semesta text Bandung Grafindo Media Pratama 2006 ind 64 hlm ST Roritawaty Ilmu Pengetahuan Alam 500 500 ROS a 979-758-268-x INLIS000000000000854 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)