@book{56100,
	author = {United States},
	title = {Federal probation.},
	publisher = {Administrative Office of the United States Courts},
	address = {Washington, D.C.},
	note = {At head of title, May/June 1937: News letter.},
	url = {http://catalog.gpo.gov/fdlpdir/locate.jsp?ItemNumber=0717-T&SYS=000567992}
}