text Yogyakarta Pt Pustaka Pelajar 2008 Ind 479 hlm.; H.A.R Tilaar Teknologi Informasi 370.72 370.72 Ria k 978-602-8300-13-1 INLIS000000000006804 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)