text Yogyakarta Gadjah Mada University Press 1992 Cet. 2 ind 33 hlm 21 cm Koesnadi Hardjasoemantri Bibliografi : hlm. 33 Ekologi manusia - Undang-undang, Peraturan, dsb 304.2 979-420-219-3 20090227024816.0 YOGYA-02090000033697 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)