@unpublished{repository34131,
            year = {2014},
       publisher = {Laboratorium Fisika UHAMKA},
           month = {March},
            note = {Unpublished},
           title = {Modul Termodinamika\_2014},
             url = {http://repository.uhamka.ac.id/id/eprint/34131/},
          author = {Tri Isti Hartini, TIH and Imas Ratna Ermawati, IRE and Acep, Kusdiwelirawan}
}