Richard Carlson text Jakarta Gramedia Pustaka Utama 2019 I 234 hlm Masalah Sosial 361.1 361.1 RIC j 978-602-06-3027-4 190822 20190822125115 INLIS000000000404274 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)