Welsch, Glenn A. Budgeting : profit planning and control / Glenn A. Welsch. - 4th ed. - Englewood Cliffs, N.J. : Prentice-Hall, c1976. - xxi, 602 p. : ill. ; 24 cm. ISBN: 0130857122 LCCN: 75033686 LC Class. No.: HF5550 .W443 1976 / Dewey Class. No.: 658.1/54