@book{76495,
	author = {Konzag, Irmgard and Halberstadt, Cristina},
	title = {Fútbol entrenarse jugando un sistema completo de ejercicios},
	publisher = {Editorial PaidoTribo},
	year = {2003},
	series = {Colección Fútbol},
	address = {Barcelona (España)},
	edition = {4a ed.}
}