TY  - GEN
AU  - Burkart , A.J.
AU  - Medlik , S.
TI  - Tourism: past, present and future
SN  - 0434901881
U1  - 338.4791 
PY  - 1981///
CY  - London
PB  - English Language Book Society
KW  - TOURIST INDUSTRY
KW  - PRODUCTION ECONOMICS
ER  -