رابط دائم
https://update.library.uitm.edu.my/Record/Ahmad%20N.M.;%20Dzulkifli%20N.N.;%20Jamil%20N.I.;%20Mohamed%20A.H.;%20Sapari%20J.M.;%20Ghazali%20S.A.I.S.M.;%20Awang%20N.N.C.
https://update.library.uitm.edu.my/Record/Ahmad%20N.M.;%20Dzulkifli%20N.N.;%20Jamil%20N.I.;%20Mohamed%20A.H.;%20Sapari%20J.M.;%20Ghazali%20S.A.I.S.M.;%20Awang%20N.N.C.