@book{95561,
	author = {Wirtz, Jochen and Lovelock, Christopher },
	title = {Services marketing :},
	publisher = {World Scientific,},
	year = {2022},
	series = {“สร้างปัญญา ด้วยเงินตราของเรา”},
	address = {New Jersey :},
	edition = {9th ed.}
}