Sugiyono text Bandung Alfabeta 2005 ind x, 234 hlm.: ill. ; 26 cm. Sugiyono RESEARCH METHODS 001.42 001.42 Sug m 01 979843337X 180731 20180731031454 INLIS000000000059983 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)