APA-viite

Wills, G. (1972). Technological Forecasting: The Art and Its Managerial Implications. Penguin: Pelican Library of buiness and management.

Chicago-tyylinen lähdeviittaus

Wills, Gordon. Technological Forecasting: The Art and Its Managerial Implications. Penguin: Pelican Library of buiness and management, 1972.

MLA-viite

Wills, Gordon. Technological Forecasting: The Art and Its Managerial Implications. Penguin: Pelican Library of buiness and management, 1972.

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