@book{199342,
	author = {Gratch, Luis Oscar.},
	title = {El trastorno por déficit de atención (ADD-ADHD)},
	publisher = {Editorial Médica Panamericana},
	year = {2000, 2003.},
	address = {Madrid, España},
	edition = {1a.ed. ; 2a.reimpr.}
}