Cita APA (7th ed.)

O'Brien, F. A. (2007). Suporting Strategy (x.). John Wiley & Sons.

Cita Chicago (17th ed.)

O'Brien, Frances A. Suporting Strategy. x. West Susse: John Wiley & Sons, 2007.

Cita MLA (9th ed.)

O'Brien, Frances A. Suporting Strategy. x. John Wiley & Sons, 2007.