@unpublished{repository17688,
            year = {2020},
          volume = {2},
           title = {BUKU PANDUAN TUTOR

BLOK 4.3

KESEHATAN MASYARAKAT DAN

KESEHATAN KERJA 2},
       publisher = {Faculty of Medicine Muhammadiyah University of Prof. Dr. HAMKA},
            note = {Unpublished},
          author = {Ira Wahyuni, Ira},
             url = {http://repository.uhamka.ac.id/id/eprint/17688/}
}