APA (7th ed.) Citation

DRUCKER, P. F., & DRUCKER, P. F. (1985). Innovation And Entrepreneurship. William Heinemann.

Chicago Style (17th ed.) Citation

DRUCKER, Peter F., and Peter F. DRUCKER. Innovation And Entrepreneurship. William Heinemann, 1985.

MLA (8th ed.) Citation

DRUCKER, Peter F., and Peter F. DRUCKER. Innovation And Entrepreneurship. William Heinemann, 1985.

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