SIRIM & Department Of Standards Malaysia. (2003). Electrical installations of buildings -part 5-51: Selection and erection of electrical equipment - common rules. Department of Standards Malaysia.

SIRIM and Department Of Standards Malaysia. Electrical Installations of Buildings -part 5-51: Selection and Erection of Electrical Equipment - Common Rules. Putrajaya: Department of Standards Malaysia, 2003.

SIRIM and Department Of Standards Malaysia. Electrical Installations of Buildings -part 5-51: Selection and Erection of Electrical Equipment - Common Rules. Department of Standards Malaysia, 2003.