@book{3787,
	author = {DePoy, Elizabeth. and Gitlin, Laura N.},
	title = {Introduction to research :},
	publisher = {Elsevier Mosby,},
	year = {c2005.},
	address = {St. Louis :},
	edition = {3rd ed.},
	note = {Previous edition: 1998.},
	url = {http://www.gbv.de/dms/bowker/toc/9780323028530.pdf}
}