Singlemann, Jay Business programming logic / Jay Singlemann and Jean Longhurst - 4th ed. - New Jersey : Prentice-Hall, c1990. - ix, 368 p. : ill., figs. ; 28 cm. ISBN: 0130920657 LCCN: Subjects--Topical Terms: BusinessData processingFlow charts LC Class. No.: HF5548.2 / .S462 1990 Dewey Class. No.: 005.1 / S617