@book{6335,
	author = {Hillier, Frederick S. and Lieberman, Gerald J.},
	title = {Εισαγωγή στην επιχειρησιακή έρευνα /},
	publisher = {Τζιόλα,},
	year = {2018.},
	address = {Θεσσαλονίκη :},
	edition = {10η έκδ.}
}