Cita APA (7a ed.)

Zook, C. (2007). Unstoppable: Finding hidden assets to renew the core and fuel profitable growth. Harvard Business School.

Cita Chicago Style (17a ed.)

Zook, Chris. Unstoppable: Finding Hidden Assets to Renew the Core and Fuel Profitable Growth. Boston, Massachusetts: Harvard Business School, 2007.

Cita MLA (9a ed.)

Zook, Chris. Unstoppable: Finding Hidden Assets to Renew the Core and Fuel Profitable Growth. Harvard Business School, 2007.