3BM Television (Firm), WGBH Educational Foundation, & Nicholson, P. (2003). Who killed the Red Baron: A new look at who may have taken the Red Baron down. WGBH Educational Foundation.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)3BM Television (Firm), WGBH Educational Foundation, و Peter Nicholson. Who Killed the Red Baron: A New Look at Who May Have Taken the Red Baron Down. [United States]: WGBH Educational Foundation, 2003.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)3BM Television (Firm), et al. Who Killed the Red Baron: A New Look at Who May Have Taken the Red Baron Down. WGBH Educational Foundation, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.