APA (7th ed.) Citation
Ball, R., & Doyle, P. (1969). Inflation. Penguin Books.
Chicago Style (17th ed.) Citation
Ball, R.J, and Peter Doyle. Inflation. Australia: Penguin Books, 1969.
MLA (9th ed.) Citation
Ball, R.J, and Peter Doyle. Inflation. Penguin Books, 1969.
Warning: These citations may not always be 100% accurate.