Roberts, B. C. (1957). Trade union government and administration in Great Britain. G. Bell and Sons, Ltd.
Cita Chicago (17th ed.)Roberts, Benjamin Charles. Trade Union Government and Administration in Great Britain. London: G. Bell and Sons, Ltd, 1957.
Cita MLA (9th ed.)Roberts, Benjamin Charles. Trade Union Government and Administration in Great Britain. G. Bell and Sons, Ltd, 1957.
Atenció: Aquestes cites poden no estar 100% correctes.