Prepared by an OECD road research group. (1974). Urban traffic models: Possibilities for simplification a report. Paris: Organisation for Economic Co-operation and Development.
استشهاد بنمط شيكاغوPrepared by an OECD road research group. Urban Traffic Models: Possibilities for Simplification a Report. Paris: Organisation for Economic Co-operation and Development, 1974.
MLA استشهادPrepared by an OECD road research group. Urban Traffic Models: Possibilities for Simplification a Report. Paris: Organisation for Economic Co-operation and Development, 1974.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.