Azwar, Saifuddin text Yogyakarta Pustaka Pelajar 2015 i 190 hlm Penelitian 001.4 9799075734 220310 20220310122820 INLIS000000000007691 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)