APA aipamena

(1971). Technology forecast for 1980. New York: Van Nostrand Reinhold Co.

Chicago Style aipamena

Technology Forecast for 1980. New York: Van Nostrand Reinhold Co, 1971.

MLA aipamena

Technology Forecast for 1980. New York: Van Nostrand Reinhold Co, 1971.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.