APA (7th ed.) Citation

Challen, D. W., Hagger, A. J., & Hardwick, P. (1984). Unemployment and inflation in the UK: An introduction to macroeconomics. Longman.

Chicago Style (17th ed.) Citation

Challen, Don W., Alf J. Hagger, and Philip Hardwick. Unemployment and Inflation in the UK: An Introduction to Macroeconomics. London u.a: Longman, 1984.

MLA (9th ed.) Citation

Challen, Don W., et al. Unemployment and Inflation in the UK: An Introduction to Macroeconomics. Longman, 1984.