64209document3050IWK_303_-_ADITIF_DAN_SIFAT_KERTAS_JUN_06.pdfapplication/pdf601202013-07-13 00:52:48http://eprints.usm.my/2318/1/IWK_303_-_ADITIF_DAN_SIFAT_KERTAS_JUN_06.pdf