APA aipamena

WITEK, J. (1992). Response Television John Witek. NTC Business Books.

Chicago Style aipamena

WITEK, John. Response Television John Witek. NTC Business Books, 1992.

MLA aipamena

WITEK, John. Response Television John Witek. NTC Business Books, 1992.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.