@BOOK {
	EDITOR = "Jaime S{\'a}nchez and Alberto Ca{\~n}as and Joseph Novak",
	TITLE = "Proceedings of the 4th International Conference on Concept Mapping (CMC)",
	MONTH = "Oct",
	YEAR = "2010",
	ADDRESS = "Vi{\~n}a del Mar, Chile",
	PUBLISHER = "Universidad de Chile",
	ISBN = "978-07049-15022",
	}