@book {,
	title = {Αντικειμενοστρεφής Ανάπτυξη Λογισμικού με την UML},
	year = {2006},
	publisher = {Κλειδάριθμος},
	organization = {Κλειδάριθμος},
	author = {Vasilis Gerogiannis and George Kakarotzas and Achilles Kameas and Ioannis Stamelos and Panagiotis Fitsilis}
}
