Queen, E. p. (1933). The American gun mystery <death at the rodeo> a problem in deduction. Grosset & Dunlap.
Citazione stile Chigago Style (17a edizione)Queen, Ellery pseud. The American Gun Mystery <death at the Rodeo> a Problem in Deduction. New York: Grosset & Dunlap, 1933.
Citatione MLA (9a ed.)Queen, Ellery pseud. The American Gun Mystery <death at the Rodeo> a Problem in Deduction. Grosset & Dunlap, 1933.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.