@unpublished{repository29526,
            note = {Unpublished},
           title = {The Role   of   Parents   in   Raising   Children's   Environmental Awareness and Attitudes},
       publisher = {Universitas Muhammadiyah Prof DR. HAMKA},
             url = {http://repository.uhamka.ac.id/id/eprint/29526/},
          author = {Khusniyati, Masykuroh}
}