@book{124765,
	author = {Valentine, Elizabeth R.},
	title = {Conceptual issues in Psychology /},
	publisher = {Routledge,},
	year = {1992.},
	address = {London ;},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0648/91003319-d.html}
}