TY  - BOOK
AU  - Cruz, Lenaida L.
TI  - Principles of tourism: part I
SN  - 338.4791 C889 1999 
U1  - Fil 338.4791 C889 1999 
PY  - 1999///
CY  - Manila, Philippines
PB  - Rex Book Store.
KW  - Tourism
ER  -