APA (7th ed.) Citation

Silk, P., & Walters, R. (1987). How parliament works. Longman.

Chicago Style (17th ed.) Citation

Silk, Paul, and Rhodri Walters. How Parliament Works. London u.a: Longman, 1987.

MLA (9th ed.) Citation

Silk, Paul, and Rhodri Walters. How Parliament Works. Longman, 1987.