Australia. Postmaster-General's Dept. (1973). Broadcasting and the Australian Post Office 1923-1973. P.M.G. Department.
Citazione stile Chigago Style (17a edizione)Australia. Postmaster-General's Dept. Broadcasting and the Australian Post Office 1923-1973. Canberra: P.M.G. Department, 1973.
Citatione MLA (8a ed.)Australia. Postmaster-General's Dept. Broadcasting and the Australian Post Office 1923-1973. P.M.G. Department, 1973.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.