APA (7th ed.) Citation

Tillett, A., Kempner, T., & Wills, G. (1970). Management thinkers. Penguin Books.

Chicago Style (17th ed.) Citation

Tillett, Anthony, Thomas Kempner, and Gordon Wills. Management Thinkers. Harmondsworth, Middlesex, England: Penguin Books, 1970.

MLA (9th ed.) Citation

Tillett, Anthony, et al. Management Thinkers. Penguin Books, 1970.