BOARD, T. R. (1994). Transportation Research No. 1451: Public Transportation 1994: Current Research in Planning and Development, Management, Marketing .. National Academy Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)BOARD, TRANSPORTATION RESEARCH. Transportation Research No. 1451: Public Transportation 1994: Current Research in Planning and Development, Management, Marketing .. National Academy Press, 1994.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)BOARD, TRANSPORTATION RESEARCH. Transportation Research No. 1451: Public Transportation 1994: Current Research in Planning and Development, Management, Marketing .. National Academy Press, 1994.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.