@book{204397,
	author = {Contreras Jordán, Onofre R.},
	title = {Didáctica de la educación física},
	publisher = {INDE},
	year = {c2003.},
	series = {Colección La Educación Fisica en Reforma.},
	address = {Barcelona},
	edition = {2a ed.},
	note = {Includes bibliographical references (p. 313-322)}
}