@unpublished{repository48596,
            note = {Unpublished},
           title = {MODUL PRAKTIKUM\_Panduan Praktikum Virtual Laboratorium Fisika Gelombang},
       publisher = {uhamka},
             url = {http://repository.uhamka.ac.id/id/eprint/48596/},
          author = {Imas Ratna Ermawati, IRE}
}