Citação norma APA
Smullyan, R. M. (1982). The lady or the tiger?: And other logic puzzles, including a mathematical novel that features Gödel's great discovery. Knopf.
Citação norma Chicago
Smullyan, Raymond M. The Lady or the Tiger?: And Other Logic Puzzles, Including a Mathematical Novel That Features Gödel's Great Discovery. New York: Knopf, 1982.
Citação norma MLA
Smullyan, Raymond M. The Lady or the Tiger?: And Other Logic Puzzles, Including a Mathematical Novel That Features Gödel's Great Discovery. Knopf, 1982.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.