text Surabaya Usaha Nasional 1992 ind 344 hlm. ; 15x21 cm Poerwidodo Ilmu Tanah 631.4 631.4 POE M C.1 241228 20241228032753 INLIS000000000003586 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)