APA (7th ed.) Citation

Rigby, M., Smith, R., & Lawlor, T. (1999). European trade unions. Change and response. London.

Chicago Style (17th ed.) Citation

Rigby, Mike, Roger Smith, and Teresa Lawlor. European Trade Unions. Change and Response. London, 1999.

MLA (8th ed.) Citation

Rigby, Mike, et al. European Trade Unions. Change and Response. London, 1999.