Cita APA (7th ed.)

Smith, P. (1999). Rules and tools for leaders. Magna.

Cita Chicago (17th ed.)

Smith, Perry. Rules and Tools for Leaders. Mumbai: Magna, 1999.

Cita MLA (9th ed.)

Smith, Perry. Rules and Tools for Leaders. Magna, 1999.

Atenció: Aquestes cites poden no estar 100% correctes.