Cita APA (7th ed.)
Elkington, J., Zeitz, J., & Branson, R. (2014). The breakthrough challenge: 10 ways to connect today's profit with tomorrow's bottom line. Jossey-Bass.
Cita Chicago (17th ed.)
Elkington, John, Jochen Zeitz, i Richard Branson. The Breakthrough Challenge: 10 Ways to Connect Today's Profit with Tomorrow's Bottom Line. San Francisco, California: Jossey-Bass, 2014.
Cita MLA (9th ed.)
Elkington, John, et al. The Breakthrough Challenge: 10 Ways to Connect Today's Profit with Tomorrow's Bottom Line. Jossey-Bass, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.