Citazione Stile APA (7a Edizione)

International Telephone and Telegraph Corporation & Federal Telephone and Radio Corporation. (1950). Reference data for radio engineers (3.).

Citazione stile Chigago Style (17a edizione)

International Telephone and Telegraph Corporation e Federal Telephone and Radio Corporation. Reference Data for Radio Engineers. 3. New York :American Book-Straforfd Press, 1950.

Citatione MLA (9a ed.)

International Telephone and Telegraph Corporation e Federal Telephone and Radio Corporation. Reference Data for Radio Engineers. 3. 1950.