@unpublished{repository17112,
           title = {The Effect Of Using Geometer's Sketchpad SoftwareTowards 
Students' Mathematical Communication Skills},
            note = {Unpublished},
       publisher = {International Journal of Educational Research \& Social Sciences},
             url = {http://repository.uhamka.ac.id/id/eprint/17112/},
          author = {Subhan, ajiz awalludin}
}