رابط دائم
https://update.library.uitm.edu.my./Record/Jafery%20K.M.;%20Embong%20Z.;%20Othman%20N.K.;%20Yaakob%20N.;%20Shah%20M.;%20Hashim%20N.Z.N.
https://update.library.uitm.edu.my./Record/Jafery%20K.M.;%20Embong%20Z.;%20Othman%20N.K.;%20Yaakob%20N.;%20Shah%20M.;%20Hashim%20N.Z.N.