Cita APA (7a ed.)

Ridedut, R. (1989). Principles of labour law (5th ed.). Sweet & Maxwell.

Cita Chicago Style (17a ed.)

Ridedut, R.W. Principles of Labour Law. 5th ed. London: Sweet & Maxwell, 1989.

Cita MLA (9a ed.)

Ridedut, R.W. Principles of Labour Law. 5th ed. Sweet & Maxwell, 1989.