Welsch, Glenn A. Intermediate accounting / Glenn A. Welsch, Charles T. Zlatkovich, Walter T. Harrison, Jr. - 6th ed. - Homewood, Ill. : R.D. Irwin, 1982. - xxiii, 959 p. ; 25 cm. ISBN: 0256025983 LCCN: 81084841 LC Class. No.: HF5635 .W46 1982 / .W46 1982 Dewey Class. No.: 657/.044