TY  - BOOK
ED  - 3G E-Learning ,
ED  - 3G E-Learning.
TI  - 3G handy guide: travel agency management 
SN  - 9781984624123
U1  - Grad. 658.9191  
PY  - 2019///
CY  - New York
PB  - 3G E-Learning
N1  - Includes index
ER  -