TY  - BOOK
AU  - Norton,Hugh Stanton
TI  - Modern transportation economics
AV  - HE203 .N6
U1  - 338.47 
PY  - 1963///]
CY  - Columbus, Ohio
PB  - C. E. Merrill Books
KW  - Transportation
KW  - United States
N1  - Includes bibliographical references and index
ER  -