Cita APA (7th ed.)

Torrington, D., & Hall, L. (1998). Human resource management (4th ed.). Prentice Hall Europe.

Cita Chicago (17th ed.)

Torrington, Derek, i Laura Hall. Human Resource Management. 4th ed. London: Prentice Hall Europe, 1998.

Cita MLA (9th ed.)

Torrington, Derek, i Laura Hall. Human Resource Management. 4th ed. Prentice Hall Europe, 1998.