@book{61783,
	author = {Thompson, Charles Manfred.},
	title = {Elementary economics : },
	publisher = {Benj H. Sanborn, },
	year = {1924.},
	address = {Chicago ; },
	note = {Includes index.},
	url = {http://catalog.hathitrust.org/api/volumes/oclc/4681996.html}
}