APA (7th ed.) Citation

Berger, R. (1974). Impeachment: The constitutional problems (Enlarged ed.). Harvard University Press.

Chicago Style (17th ed.) Citation

Berger, Raoul. Impeachment: The Constitutional Problems. Enlarged ed. Cambridge: Harvard University Press, 1974.

MLA (9th ed.) Citation

Berger, Raoul. Impeachment: The Constitutional Problems. Enlarged ed. Harvard University Press, 1974.