APA (7th ed.) Citation

Riddell, P. (1991). The Thatcher era and its legacy (2. ed.). Blackwell.

Chicago Style (17th ed.) Citation

Riddell, Peter. The Thatcher Era and Its Legacy. 2. ed. Oxford u.a: Blackwell, 1991.

MLA (9th ed.) Citation

Riddell, Peter. The Thatcher Era and Its Legacy. 2. ed. Blackwell, 1991.