Durkoroit Investments Pty Ltd Financial Statements years ended 30 June 1972, 1975 and 1979

R. B. Ritchie & Son Pty Ltd, Durkoroit Investments Pty Ltd Financial Statements years ended 30 June 1972, 1975 and 1979 (1 July 1971-30 June 1979), [UMA-ITE-1985008300109]. University of Melbourne Archives, accessed 03/04/2026, https://archives.library.unimelb.edu.au/nodes/view/255372