Metode penelitian kuantitatif kualitatif dan R dan D Sugiyono text Bandung Alfabeta 2010 ind x, 334 hal.: ill. ; 27 cm. Sugiyono RESEARCH METHODS 001.42 001.42 Sug m 11 979-8433-64-0 180419 20180419091932 INLIS000000000059175 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)