@book{127078,
	author = {Corvi, Roberta.},
	title = {An introduction to the thought of Karl Popper /},
	publisher = {Routledge,},
	year = {1997.},
	address = {London ;},
	url = {http://www.loc.gov/catdir/enhancements/fy0649/96007922-d.html}
}