رابط دائم
https://update.library.uitm.edu.my/Record/Manurung%20Y.H.P.;%20Prajadhiana%20K.P.;%20Adenan%20M.S.;%20Awiszus%20B.;%20Graf%20M.;%20Haelsig%20A.
https://update.library.uitm.edu.my/Record/Manurung%20Y.H.P.;%20Prajadhiana%20K.P.;%20Adenan%20M.S.;%20Awiszus%20B.;%20Graf%20M.;%20Haelsig%20A.