@unpublished{repository50714,
       publisher = {Universitas Muhammadiyah Prof.Dr.Hamka},
           title = {BAP Filsafat Sains},
            note = {Unpublished},
             url = {http://repository.uhamka.ac.id/id/eprint/50714/},
          author = {Gufron Amirullah, Gufron}
}