text Jakarta Mutiara 1979 Cet. 1 ind 314 hlm ilus 21 cm Emil Salim Ekologi manusia 304.2 20090227023637.0 YOGYA-02090000022443 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)