APA (7th ed.) Citation

Drucker, P. F. . [. .. (1985). Innovation and entrepreneurship: Practice and principles. Heinemann.

Chicago Style (17th ed.) Citation

Drucker, Peter F. []. Innovation and Entrepreneurship: Practice and Principles. London: Heinemann, 1985.

MLA (9th ed.) Citation

Drucker, Peter F. []. Innovation and Entrepreneurship: Practice and Principles. Heinemann, 1985.

Warning: These citations may not always be 100% accurate.