@book{19921,
	author = {Fink, Arlene.},
	title = {How to conduct surveys :},
	publisher = {SAGE,},
	year = {c2009.},
	address = {Los Angeles :},
	edition = {4th ed.},
	url = {http://www.loc.gov/catdir/toc/ecip0817/2008019319.html}
}