Carlson, Paul A. 20th century bookkeeping & accounting / Paul A. Carlson, Hamden L. Forkner and Lewis D. Boynton. - 21st ed. - Chicago : South-Western, c 1957. - ix, 532 p. : ill. : 24 cm. Includes Index. 337 337 Subjects--Topical Terms: Bookkeeping.Accounting. Dewey Class. No.: 657 / C197t