APA (7th ed.) Citation

Knight, K. G. (1987). Unemployment: An economic analysis. Croom Helm.

Chicago Style (17th ed.) Citation

Knight, Kenneth Graham. Unemployment: An Economic Analysis. London u.a: Croom Helm, 1987.

MLA (9th ed.) Citation

Knight, Kenneth Graham. Unemployment: An Economic Analysis. Croom Helm, 1987.