رابط دائم
https://update.library.uitm.edu.my./Record/Azamathulla%20H.Md.;%20Chang%20C.K.;%20Ab.%20Ghani%20A.;%20Ariffin%20J.;%20Zakaria%20N.A.;%20Abu%20Hasan%20Z.
https://update.library.uitm.edu.my./Record/Azamathulla%20H.Md.;%20Chang%20C.K.;%20Ab.%20Ghani%20A.;%20Ariffin%20J.;%20Zakaria%20N.A.;%20Abu%20Hasan%20Z.