National Fire Proofing Company. (1916). The natco two-apartment house: A selection of designs submitted in competition by architects. Rogers and Manson.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Fire Proofing Company. The Natco Two-apartment House: A Selection of Designs Submitted in Competition by Architects. Boston: Rogers and Manson, 1916.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)National Fire Proofing Company. The Natco Two-apartment House: A Selection of Designs Submitted in Competition by Architects. Rogers and Manson, 1916.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.