@book{157,
	author = {Gauldie, Robin.},
	title = {Walking Amsterdam :twenty-five original walks in and around Amsterdam. /},
	publisher = {Contemporary Books,},
	year = {c2001.},
	address = {New York :},
	edition = {3rd ed.},
	url = {http://www.loc.gov/catdir/bios/mh041/2002279270.html}
}