TY  - BOOK
AU  - Jagmohan Negi, 
TI  - Air travel ticketing and fare construction / 
SN  - 81-7391-628-4
U1  - 387.736 4 
PY  - 2008///
CY  - New Delhi
PB  - Kanishka
KW  - Air travel
KW  - Economics
N1  - Includes index
ER  -