Cita APA (7th ed.)

Ungerer, M., Pretorius, M., & Herholdt, J. (2011). Viable business strategies: A fieldbook for leaders. Knowres Publishing.

Cita Chicago (17th ed.)

Ungerer, Marius, Maurits Pretorius, i Johan Herholdt. Viable Business Strategies: A Fieldbook for Leaders. Randburg, Republic of South Africa: Knowres Publishing, 2011.

Cita MLA (9th ed.)

Ungerer, Marius, et al. Viable Business Strategies: A Fieldbook for Leaders. Knowres Publishing, 2011.