Hanson, John Lloyd. The structure of modern commerce / John Lloyd Hanson. - London : Macdonald & Evans, 1955. - 264 p. : illus. 19 cm. LCCN: 55041723 Subjects--Topical Terms: Commerce. LC Class. No.: HF1007 / .H26 Dewey Class. No.: 382 / HAS 1955