Ravallion, M. (1974). Transport use and social costs: An estimate of subsidies by mode of travel, New South Wales 1970-71. Dept. of Architecture, University of Sydney.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ravallion, Martin. Transport Use and Social Costs: An Estimate of Subsidies by Mode of Travel, New South Wales 1970-71. [Sydney]: Dept. of Architecture, University of Sydney, 1974.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ravallion, Martin. Transport Use and Social Costs: An Estimate of Subsidies by Mode of Travel, New South Wales 1970-71. Dept. of Architecture, University of Sydney, 1974.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.