@book{6639,
	author = {Tchobanoglous, George and Metcalf & Eddy Inc.},
	title = {Μηχανική υγρών αποβλήτων :},
	publisher = {Τζιόλα,},
	year = {2018.},
	address = {Θεσσαλονίκη :},
	edition = {4η έκδ.}
}