Birch, C. (1975). Confronting the future: Australia and the world. Penguin.
Čikaški stil citiranja (17. izdanje)Birch, Charles. Confronting the Future: Australia and the World. Harmondsworth, Middlesex, Eng: Penguin, 1975.
MLA način citiranja (9. izdanje)Birch, Charles. Confronting the Future: Australia and the World. Penguin, 1975.
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