Prosiding persidangan kebangsaan teknologi kejuruteraan 2011 = National Conference on Engineering Technology (NCET) 2011: engineering technology application towards innovation, 11 - 12 April 2011 Sunway Carnival Convention Centre, Seberang Jaya, Pulau Pinang - Tn. Hj. Norman Kusin; Sarman Rawan; Ab. Rahman Mohd Said (Jabatan Tenaga Manusia, 2011)