Caygill, H. Shakespeare's monster of nothing: Howard Caygill. Philosophical Shakespeares.(2000).
Cita Chicago (17th ed.)Caygill, Howard. "Shakespeare's Monster of Nothing: Howard Caygill." Philosophical Shakespeares.(2000) .
Cita MLA (8th ed.)Caygill, Howard. "Shakespeare's Monster of Nothing: Howard Caygill." Philosophical Shakespeares.(2000), .
Atenció: Aquestes cites poden no estar 100% correctes.