TY  - BOOK
AU  - Gronau Reuben
TI  - Value of time in passenger transportation: the demand for air travel
SN  - 0-87014-219-4
U1  - 330.4 
PY  - 1970///
CY  - New York
PB  - National Bureau of Economic Research
KW  - Air travel
KW  - Passenger transportation
ER  -