Nainggolan, Kaman text Jakarta PT.Gramedia 2005 Cet.1 ind xiii, 170 hlm.; 21 cm. 630 630 630 NAI p 200413 20200413080340 INLIS000000000000083 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)