@book{51661,
	author = {Wade, Richard C., and ebrary, Inc.},
	title = {Slavery in the cities},
	publisher = {Oxford University Press,},
	year = {1967.},
	series = {A Galaxy book, GB 209},
	address = {London ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10087155}
}