@unpublished{repository7003,
       publisher = {Universitas Muhammadiyah Prof. Dr. Hamka},
           title = {Surat Tugas UICELL},
            year = {2021},
           month = {March},
            note = {Unpublished},
          author = {Burhayani, Eni},
             url = {http://repository.uhamka.ac.id/id/eprint/7003/}
}