@book{7075,
	author = {Yin, Robert K.},
	title = {Applications of case study research /},
	publisher = {SAGE Publications,},
	year = {c1993.},
	address = {Newbury Park, Calif. :},
	url = {http://www.loc.gov/catdir/enhancements/fy0655/93014934-d.html}
}