@book{5736,
	author = {Ramakrishnan, Raghu  and Gehrke, Johannes},
	title = {Συστήματα διαχείρισης βάσεων δεδομένων /},
	publisher = {Τζιόλας,},
	year = {c2016},
	address = {Αθήνα :},
	edition = {3η έκδ.}
}