@book{303460,
	author = {Merriam, Sharan B. and Tisdell, Elizabeth J.},
	title = {Qualitative research },
	publisher = {Jossey-Bass},
	year = {2016},
	series = {The Jossey-Bass higher and adult education series},
	address = {San Francisco (California, Estados Unidos)},
	edition = {4a.Ed}
}