APA aipamena

Wurman, R. S. (1989). Information anxiety. New York: Doubleday.

Chicago Style aipamena

Wurman, Richard Saul. Information Anxiety. New York: Doubleday, 1989.

MLA aipamena

Wurman, Richard Saul. Information Anxiety. New York: Doubleday, 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.