Cita APA (7a ed.)

Levin, H. J. (1971). The invisible resource: Use and regulation of the radio spectrum. Johns Hopkins Press.

Cita Chicago Style (17a ed.)

Levin, Harvey Joshua. The Invisible Resource: Use and Regulation of the Radio Spectrum. Baltimore [etc.]: Johns Hopkins Press, 1971.

Cita MLA (9a ed.)

Levin, Harvey Joshua. The Invisible Resource: Use and Regulation of the Radio Spectrum. Johns Hopkins Press, 1971.