APA (7th ed.) Citation

O'Neill, R., & Horner, D. M. (1981). New directions in strategic thinking. Allen & Unwin.

Chicago Style (17th ed.) Citation

O'Neill, Robert, and D. M. Horner. New Directions in Strategic Thinking. London ; Boston: Allen & Unwin, 1981.

MLA (9th ed.) Citation

O'Neill, Robert, and D. M. Horner. New Directions in Strategic Thinking. Allen & Unwin, 1981.