APA (7th ed.) Citation

Lea, D. A. M., & Irwin, P. G. (1967). New Guinea: The territory and its people. Oxford University Press.

Chicago Style (17th ed.) Citation

Lea, D. A. M., and Peter George Irwin. New Guinea: The Territory and Its People. London: Oxford University Press, 1967.

MLA (9th ed.) Citation

Lea, D. A. M., and Peter George Irwin. New Guinea: The Territory and Its People. Oxford University Press, 1967.