Cita APA (7a ed.)

Harvard Business School, The European Case Clearing House, & Kaplan, R. S. (2002). Borealis. The European Case Clearing House.

Cita Chicago Style (17a ed.)

Harvard Business School, The European Case Clearing House, y Robert S. Kaplan. Borealis. [Bedfordshire]: The European Case Clearing House, 2002.

Cita MLA (9a ed.)

Harvard Business School, et al. Borealis. The European Case Clearing House, 2002.