@book{87338,
	author = {Bojowald, Martin. and Garcìa Garmilla, Mercedes. and Editorial Debate.},
	title = {Antes del Big Bang :},
	publisher = {Debate :},
	year = {c2010.},
	series = {Debate ciencia},
	address = {Buenos Aires :},
	note = {Título original: Zuruck vor den Urknall. [Also published in English with the title: = También publicado en inglés con el tìtulo: Once before time : a whole story of the universe].}
}