Cita APA (7a ed.)

Chignell, H. (2009). Key concepts in radio studies. SAGE.

Cita Chicago Style (17a ed.)

Chignell, Hugh. Key Concepts in Radio Studies. London ; Thousand Oaks, Calif.: SAGE, 2009.

Cita MLA (9a ed.)

Chignell, Hugh. Key Concepts in Radio Studies. SAGE, 2009.