@unpublished{repository36091,
            year = {2024},
           title = {BAP Teknik Echo 1 B},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
            note = {Unpublished},
             url = {http://repository.uhamka.ac.id/id/eprint/36091/},
          author = {Erlina Pudyastuti, Erlina}
}