Beer ,. (1969). Modern British politics: A study of parties and pressure groups (2nd ed.). Faber.
Chicago Style (17. basım) AtıfBeer. Modern British Politics: A Study of Parties and Pressure Groups. 2nd ed. London: Faber, 1969.
MLA (9th ed.) AtıfBeer. Modern British Politics: A Study of Parties and Pressure Groups. 2nd ed. Faber, 1969.
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