@book{18192,
	author = {Nurizan Yahaya and Mohd. Amim Othman},
	title = {Pengenalan sains pengguna},
	publisher = {Universiti Putra Malaysia,},
	year = {2002},
	address = {Serdang, Selangor:},
	note = {Mengandungi rujukan bibliografi dan indeks}
}