Bigham, T. C. (1946). Transportation: Principles and problems. New York [etc.]: McGraw-Hill Book Company.
استشهاد بنمط شيكاغوBigham, Truman C. Transportation: Principles and Problems. New York [etc.]: McGraw-Hill Book Company, 1946.
MLA استشهادBigham, Truman C. Transportation: Principles and Problems. New York [etc.]: McGraw-Hill Book Company, 1946.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.