K. Ramanathan Kalimuthu (1986). "The Sabah State Elections of April 1985". Asian Survey. 26 (7). Asian Survey, Vol. 26, No. 7: 815–837. doi:10.2307/2644213. JSTOR2644213.
K. Ramanathan Kalimuthu (1986). "The Sabah State Elections of April 1985". Asian Survey. 26 (7). Asian Survey, Vol. 26, No. 7: 815–837. doi:10.2307/2644213. JSTOR2644213.
lasallesacredheart.org
"Past Presidents". Association of Ex-students of La Salle and Sacred Heart. Archived from the original on 27 May 2003. Retrieved 22 January 2008.