パーマネントリンク
https://update.library.uitm.edu.my./Record/Navaratnam%20S.;%20Sanusi%20A.;%20Ahmad%20A.H.;%20Ramesh%20S.;%20Ramesh%20K.;%20Othman%20N.
https://update.library.uitm.edu.my./Record/Navaratnam%20S.;%20Sanusi%20A.;%20Ahmad%20A.H.;%20Ramesh%20S.;%20Ramesh%20K.;%20Othman%20N.