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https://update.library.uitm.edu.my./Record/Bouguerra%20O.M.;%20Wahab%20R.A.;%20Huyop%20F.;%20Al-Fakih%20A.M.;%20Mahmood%20W.M.A.W.;%20Mahat%20N.A.;%20Sabullah%20M.K.
https://update.library.uitm.edu.my./Record/Bouguerra%20O.M.;%20Wahab%20R.A.;%20Huyop%20F.;%20Al-Fakih%20A.M.;%20Mahmood%20W.M.A.W.;%20Mahat%20N.A.;%20Sabullah%20M.K.