APA aipamena

Kahn, H., & Wiener, A. J. (1968). Year 2000: Framework for speculation on the next thirty-three years.

Chicago Style aipamena

Kahn, Herman, and Anthony J. Wiener. Year 2000: Framework for Speculation on the Next Thirty-three Years. 1968.

MLA aipamena

Kahn, Herman, and Anthony J. Wiener. Year 2000: Framework for Speculation on the Next Thirty-three Years. 1968.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.