@book{42335,
	author = {Denscombe, Martyn. and Denscombe, Martyn. and ebrary, Inc.},
	title = {Ground rules for social research},
	publisher = {Open University Press,},
	year = {2010.},
	address = {Maidenhead :},
	edition = {2nd ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10350213}
}