APA (7th ed.) Citation

Butler, D., & Marquand, D. (1981). European elections and British politics / David Butler and David Marquand. Longman.

Chicago Style (17th ed.) Citation

Butler, David, and David Marquand. European Elections and British Politics / David Butler and David Marquand. London: Longman, 1981.

MLA (9th ed.) Citation

Butler, David, and David Marquand. European Elections and British Politics / David Butler and David Marquand. Longman, 1981.

Warning: These citations may not always be 100% accurate.