@book{49566,
	author = {Guyton, Arthur Clifton, and Gago Badenas, Federico},
	title = {Tratado de fisiología médica},
	publisher = {MacGraw-Hill, },
	year = {1992},
	address = {México :},
	edition = {8},
	note = {Incluye índice },
	url = {http://biblioteca.unac.edu.co/portadas/50097.jpg}
}