Model komunikasi difusi inovasi briket batu bara Muharto Toha Dr text yoi Yogyakarta Gama Media 2009 ind
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ix, 280 halaman ; 21 cm Muharto Toha; penyunting, Fivin Novidha Bibliografi : halaman 267-276 Batubara 553.24 553.24 MUH m 978-979-1104-35-7 YOPDYOG 131202 20200219022442 YOGYA000000000081332 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19) ind