Bir, Poonam. Enviro finance group : a manual and/or computerised audit practice set / Poonam Bir and Grant Gay. - North Ryde, NSW : McGraw Hill, 2011. - vi, 54 p. : ill. ; 25 cm. ISBN: 9780070164970 RM97.88 Subjects--Topical Terms: Auditing.Auditing--Data processing.Accounting.