APA Citatie

Mumford, L. (1979). Interpretations and forecasts 1922 - 1972: Studies in literatur, history, biography, technics, and contemporary society. New York: Harcourt Brace Jovanovich.

Chicago Style citaat

Mumford, Lewis. Interpretations and Forecasts 1922 - 1972: Studies in Literatur, History, Biography, Technics, and Contemporary Society. New York: Harcourt Brace Jovanovich, 1979.

MLA citatie

Mumford, Lewis. Interpretations and Forecasts 1922 - 1972: Studies in Literatur, History, Biography, Technics, and Contemporary Society. New York: Harcourt Brace Jovanovich, 1979.