@book{218827,
	author = {Corvi, Roberta. and ebrary, Inc.},
	title = {An introduction to the thought of Karl Popper},
	publisher = {Routledge,},
	year = {1997.},
	address = {London ;},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10095115}
}