United States. National Capital Planning Commission & National Capital Regional Planning Council (U.S.). (1959). Transportation plan: National capital region : the mass transportation survey report. Govt. Print. Off.].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. National Capital Planning Commission و National Capital Regional Planning Council (U.S.). Transportation Plan: National Capital Region : The Mass Transportation Survey Report. [Wash.: Govt. Print. Off.], 1959.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)United States. National Capital Planning Commission و National Capital Regional Planning Council (U.S.). Transportation Plan: National Capital Region : The Mass Transportation Survey Report. Govt. Print. Off.], 1959.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.