Transportation in America :
a statistical analysis of transportation in the United States.
APA Citation
Smith, F. A., Eno Foundation for Transportation. (1992). Transportation in America: a statistical analysis of transportation in the United States. 10th ed. Waldorf, Md.: Eno Foundation for Transportation.
MLA Citation
Smith, Frank A, and Eno Foundation for Transportation. Transportation In America: a Statistical Analysis of Transportation In the United States. 10th ed. Waldorf, Md.: Eno Foundation for Transportation, 1992.
Warning: These citations may not always be complete (especially for serials).