パーマネントリンク
https://update.library.uitm.edu.my./Record/Jonathans%20P.M.;%20Cahyono%20B.Y.;%20Kweldju%20S.;%20Ratri%20D.P.;%20Astutik%20I.;%20Sharif%20T.I.S.T.
https://update.library.uitm.edu.my./Record/Jonathans%20P.M.;%20Cahyono%20B.Y.;%20Kweldju%20S.;%20Ratri%20D.P.;%20Astutik%20I.;%20Sharif%20T.I.S.T.