@book{8661,
	author = {Oppel,  Andy  and Sheldon,  Robert },
	title = {Fundamentos de SQL.},
	publisher = {McGraw Hill,},
	year = {2010},
	address = {México:},
	edition = {3. ed. },
	url = {https://catalogo.uca.ac.cr/cgi-bin/koha/opac-retrieve-file.pl?id=da5896a7a66120f6cc2fce780c2a0308}
}