text Bandung Idea Darma 1980 ind ix, 241 hlm ilus 21 cm Iman Subarkah Bibliografi : hlm. 241 Hidrologi 551.49 20090227020618.0 YOGYA-02090000003265 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)