Cita APA (7a ed.)

Langley, M. (1987). Rewarding the sales force. Institute of Personnel Management.

Cita Chicago Style (17a ed.)

Langley, Mike. Rewarding the Sales Force. London: Institute of Personnel Management, 1987.

Cita MLA (9a ed.)

Langley, Mike. Rewarding the Sales Force. Institute of Personnel Management, 1987.