パーマネントリンク
https://update.library.uitm.edu.my./Record/Ghazali%20F.A.;%20Manurung%20Y.H.P.;%20Mohamed%20M.A.;%20Alias%20S.K.;%20Abdullah%20S.
https://update.library.uitm.edu.my./Record/Ghazali%20F.A.;%20Manurung%20Y.H.P.;%20Mohamed%20M.A.;%20Alias%20S.K.;%20Abdullah%20S.