@book{30811,
	author = {Tuangporn Somsamai},
	title = {Business Communication in English 2 /},
	publisher = {Rajabhat Institute Suan Dusit,},
	year = {2002},
	address = {Bangkok :},
	note = {CD-ROM (ศูนย์พงษ์สวัสดิ์ / ศูนย์สุโขทัย)}
}