@book{Ahmad20101740,
  title     = {Filsafat Ilmu: Mengurai Ontologi, Epistemologi dan Aksiologi Pengetahuan},
  author    = {Ahmad Tafsir},
  publisher = {PT. Remaja Rosdakarya},
  year      = {2010},
  isbn      = {979-692-344-0},
}