@unpublished{repository43023,
            note = {Unpublished},
       publisher = {Universitas Muhammadiyah Prof. DR. HAMKA},
           title = {Lengkap Teknologi Pembelajaran Ramah Lingkungan},
             url = {http://repository.uhamka.ac.id/id/eprint/43023/},
          author = {Martin, Martin}
}