Simon, N. A defenceless creature: Neil Simon. Book of drama 1.(1983).
Cita Chicago (17th ed.)Simon, Neil. "A Defenceless Creature: Neil Simon." Book of Drama 1.(1983) .
Cita MLA (8th ed.)Simon, Neil. "A Defenceless Creature: Neil Simon." Book of Drama 1.(1983), .
Atenció: Aquestes cites poden no estar 100% correctes.