Cita APA (7a ed.)

Marsh, A. I., Ryan, V., & Smethurst, J. B. (2009). Historical directory of trade unions. Gower.

Cita Chicago Style (17a ed.)

Marsh, Arthur Ivor, Victoria Ryan, y John B. Smethurst. Historical Directory of Trade Unions. Farnborough, Hants., England: Gower, 2009.

Cita MLA (8a ed.)

Marsh, Arthur Ivor, et al. Historical Directory of Trade Unions. Gower, 2009.