Cita APA (7th ed.)

Pollard, S. (1974). European economic integration, 1815–1970. Harcourt College Publishers.

Cita Chicago (17th ed.)

Pollard, Sidney. European Economic Integration, 1815–1970. New York: Harcourt College Publishers, 1974.

Cita MLA (9th ed.)

Pollard, Sidney. European Economic Integration, 1815–1970. Harcourt College Publishers, 1974.