@unpublished{repository18723,
            note = {Unpublished},
       publisher = {UHAMKA},
           title = {SK Mengajar Prakrikum Kimia Dasar 1A Pendidikan Biologi},
             url = {http://repository.uhamka.ac.id/id/eprint/18723/},
          author = {Yarza, Husnin Nahry Yarza}
}