Staff Site Universitas Negeri Yogyakartastaff.uny.ac.id/sites/default/files/penelitian/Dr...ISSN...
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Staff Site Universitas Negeri Yogyakartastaff.uny.ac.id/sites/default/files/penelitian/Dr...ISSN 1810-5416 ISO 9001-2008 SEAMEO VOCTECH ourna Volume 9 Number I, December 2009 Journal