@phdthesis{UNY26566,
           title = {ANALISIS JEJARING SOSIAL DENGAN GRAF BERARAH
PADA PT. MADUBARU YOGYAKARTA},
          author = {Khoiruddin Aria Wijaya},
           month = {June},
            year = {2015},
          school = {UNY},
             url = {http://eprints.uny.ac.id/26566/}
}