@book{231355,
	author = {Martín Escofet, Carme,},
	title = {El lenguaje SQL /},
	publisher = {UOC, la universidad virtual,},
	year = {[2002]},
	address = {[Barcelona] :},
	note = {On cover: "P01/75002/00577"},
	url = {https://www.digitaliapublishing.com/a/5815/}
}