(1969). Technological forecasting and social change. New York : American Elsevier.
Chicago Style (17th ed.) CitationTechnological Forecasting and Social Change. New York : American Elsevier, 1969.
MLA (9th ed.) CitationTechnological Forecasting and Social Change. New York : American Elsevier, 1969.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.