?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Umam&rft.aufirst=Khoerul&rft.au=Umam%2C+Khoerul&rft.isbn=978-623-5745-73-2&rft.btitle=Geometri+tranformasi+bagi+calon+guru+matematika&rft.genre=book