Collins, M. A., & Schwartz, A. B. (2020). Eliot Ness and the mad butcher: Hunting America's deadliest unidentified serial killer at the dawn of modern criminology (First edition.). William Morrow, an imprint of HarperCollinsPublishers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Collins, Max Allan, و A. Brad Schwartz. Eliot Ness and the Mad Butcher: Hunting America's Deadliest Unidentified Serial Killer at the Dawn of Modern Criminology. First edition. New York, NY: William Morrow, an imprint of HarperCollinsPublishers, 2020.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Collins, Max Allan, و A. Brad Schwartz. Eliot Ness and the Mad Butcher: Hunting America's Deadliest Unidentified Serial Killer at the Dawn of Modern Criminology. First edition. William Morrow, an imprint of HarperCollinsPublishers, 2020.