text Yogyakarta BPFE 1987 Ed.1,cet.1 ind viii, 232 hlm ilus 21 cm Djarwanto.Ps Bibliografi : hlm. 201 Statistik 310 20090227022037.0 YOGYA-02090000010453 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)