APA aipamena

Rorvik, D. (1971). As man becomes machine: The next step in evolution. London: Souvenir Press.

Chicago Style aipamena

Rorvik, David. As Man Becomes Machine: The Next Step in Evolution. London: Souvenir Press, 1971.

MLA aipamena

Rorvik, David. As Man Becomes Machine: The Next Step in Evolution. London: Souvenir Press, 1971.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.