text Jakarta Indira 1984 Cet. 2 ind 39 hlm ilus 21 cm Heri Sumantri, Sri Widodo, Soepono Sekolah - Pengawasan Kesehatan 371.71 20090227023859.0 YOGYA-02090000024642 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)