@book{198,
	author = {Schulz, Helmut.  and Muros, Ramón C., },
	title = {Gimnasia para varones y mujeres de 8 a 17 años /  },
	publisher = {Kapelusz, },
	year = {1975.},
	address = {Buenos Aires : },
	edition = {1a. ed.}
}