@incollection{repository33012,
           title = {KONSEP DASAR MATEMATIKA},
       publisher = {PT Global Eksekutif Teknologi},
       booktitle = {Konsep Dasar Matematika},
             url = {http://repository.uhamka.ac.id/id/eprint/33012/},
          author = {Ima Mulyawati, IM}
}