@unpublished{repository28126,
            note = {Unpublished},
           title = {Surat Tugas Webinar ARDIMAS},
       publisher = {Universitas Muhammadiyah Prof.Dr. Hamka},
             url = {http://repository.uhamka.ac.id/id/eprint/28126/},
          author = {andra vidyarini, Andra}
}