@book{61713,
	author = {Punch, Keith. and Punch, Keith. and ebrary, Inc.},
	title = {Survey research},
	publisher = {Sage Publications,},
	year = {2003.},
	series = {Essential resources for social research},
	address = {London ;},
	note = {"Designed to be used as an independent guide or as a workbook to accompany [his] ... textbook, An introduction to social research"-- Ser. t.p.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10668460}
}