@book{80270,
	author = {Bowling, Ann. and ebrary, Inc.},
	title = {Handbook of health research methods},
	publisher = {Open University Press,},
	year = {2005.},
	address = {Maidenhead :},
	url = {https://ezproxy.taylors.edu.my/login?url=http://site.ebrary.com/lib/taylorscollege/Doc?id=10161329}
}