Perks, Robert. Accounting : Understanding and Practice. / Robert Perks and Danny Leiwy. - 3rd edition - London : McGraw-Hill Education, 2010 - xix, 537p. : ill, 25cm Includes index ISBN: 9780077124786 0077124782 LC Class. No.: HF5636.P451 Dewey Class. No.: 657 / PER