@book{37345,
	author = {Krekeler, Hermann. and Cardenas, Mercedes J., },
	title = {49 experimentos sencillos y divertidos / },
	publisher = {Panamericana Editorial, },
	year = {2011.},
	address = {Bogota : },
	edition = {Editora Monica Laverde.},
	note = {Glosario : p. 113.}
}