Cita APA (7th ed.)

Birch, C. (1975). Confronting the future: Australia and the world. Penguin.

Cita Chicago (17th ed.)

Birch, Charles. Confronting the Future: Australia and the World. Harmondsworth, Middlesex, Eng: Penguin, 1975.

Cita MLA (9th ed.)

Birch, Charles. Confronting the Future: Australia and the World. Penguin, 1975.