MLA

Coleman, Les, Martina Bihn, and Werner A Müller. Why Managers and Companies Take Risks. Physica-Verlag HD, 2006.

APA

Coleman, L., Bihn, M., & Müller, W. A. (2006). Why Managers and Companies Take Risks. Physica-Verlag HD.

Chicago

Coleman, Les, Martina Bihn, and Werner A Müller. Why Managers and Companies Take Risks. : Physica-Verlag HD, 2006.