Stalk, G., & Butman, J. (2008). Five future strategies you need right now. Harvard Business School.
Chicago Edition CitationStalk, George, i John Butman. Five Future Strategies You Need Right Now. Boston: Harvard Business School, 2008.
Cita MLAStalk, George, i John Butman. Five Future Strategies You Need Right Now. Harvard Business School, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.