APA (7th ed.) Citation

Drucker, P. F., & Maciariello, J. (1985). Innovation and Entrepreneurship: Practice and principles. Routledge.

Chicago Style (17th ed.) Citation

Drucker, Peter F., and Joseph Maciariello. Innovation and Entrepreneurship: Practice and Principles. London and New York: Routledge, 1985.

MLA (9th ed.) Citation

Drucker, Peter F., and Joseph Maciariello. Innovation and Entrepreneurship: Practice and Principles. Routledge, 1985.