Syed Ismail, S. H. “Perancangan Tingkahlaku Organisasi: Kajian Dikementerian Hal Ehwal Ugama (KHEU), Negara Brunei Darussalam”. Jurnal Usuluddin, vol. 21, June 2005, pp. 85-116, https://jummec.um.edu.my/index.php/JUD/article/view/4227.