@book{41520,
	author = {Burns, Nancy and Grove, Susan K.},
	title = {Investigación en enfermería :},
	publisher = {Elsevier,},
	year = {2012},
	address = {España :},
	edition = {5},
	note = {Título original: Understanding nursing research},
	url = {http://biblioteca.unac.edu.co/portadas/55918.jpg}
}