@unpublished{UNY1478,
            year = {2010},
       booktitle = {Orientasi Pembinaan Pembimbing Kemahasiswaan (OPPEK)},
           title = {Gaya Kerja Pembimbing Kemahasiswaan},
          author = {Putut Hargiyarto Putut Hargiyarto},
           month = {September},
             url = {http://eprints.uny.ac.id/1478/}
}