Cita APA (7a ed.)

Easton, M., & Saldais, M. (2013). Big ideas: Geography history (Australian curriculum, first published 2013.). Oxford University Press.

Cita Chicago Style (17a ed.)

Easton, Mark, y Maggy Saldais. Big Ideas: Geography History. Australian curriculum, first published 2013. South Melbourne: Oxford University Press, 2013.

Cita MLA (9a ed.)

Easton, Mark, y Maggy Saldais. Big Ideas: Geography History. Australian curriculum, first published 2013. Oxford University Press, 2013.