Queen, E. (1961). Ellery Queen's 15th mystery annual: The year's best from Ellery Queen's mystery magazine. Gollancz.
Chicago-Zitierstil (17. Ausg.)Queen, Ellery. Ellery Queen's 15th Mystery Annual: The Year's Best from Ellery Queen's Mystery Magazine. London: Gollancz, 1961.
MLA-Zitierstil (8. Ausg.)Queen, Ellery. Ellery Queen's 15th Mystery Annual: The Year's Best from Ellery Queen's Mystery Magazine. Gollancz, 1961.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.