text Jakarta Rineka Cipta 1993 Cet.1 ind viii, 200 hlm 21 cm Soekidjo Notoatmodjo Bibliografi : hlm. 200 Kesehatan - Penelitian 614.072 YOPDYOG 20151023114839.0 YOGYA-02090000021140 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)