Cita APA (7a ed.)

Dahl, R. A. (1969). Political oppositions in Western democracies (4th printing.). Yale University Press.

Cita Chicago Style (17a ed.)

Dahl, Robert A. Political Oppositions in Western Democracies. 4th printing. New Haven [etc.]: Yale University Press, 1969.

Cita MLA (9a ed.)

Dahl, Robert A. Political Oppositions in Western Democracies. 4th printing. Yale University Press, 1969.