text Jakarta Rineka Cipta 1997 I ix, 107 hlm. 20 cm epidemiology 614.4 614.4 Noo d 979518706x INLIS000000000002500 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)