text Jakarta Gramedia Pustaka Utama 1977 Cet. 2 ind viii, 163 hlm 21 cm Henry Chang Kesehatan, pemeliharaan 613 20090227035735.0 YOGYA-02090000059956 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)