APA aipamena

Pierce, J. R. (1981). Signals: The telephone and beyond. San Francisco: W. H. Freeman and Company.

Chicago Style aipamena

Pierce, John R. Signals: The Telephone and Beyond. San Francisco: W. H. Freeman and Company, 1981.

MLA aipamena

Pierce, John R. Signals: The Telephone and Beyond. San Francisco: W. H. Freeman and Company, 1981.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.