@book{23680,
	author = {Trigg, Roger.},
	title = {Understanding social science :},
	publisher = {B. Blackwell,},
	year = {1985.},
	address = {Oxford, UK ;},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/enhancements/fy0801/84028280-t.html}
}