Strong, T. (1982). Whisper who dares. Coronet.
Cita Chicago (17th ed.)Strong, Terence. Whisper Who Dares. [Sevenoaks]: Coronet, 1982.
Cita MLA (8th ed.)Strong, Terence. Whisper Who Dares. Coronet, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.