TY  - BOOK
AU  - Santos, Buen [and] Manzano, Ronald G. 
TI  - Principles of tourism 1 / 
SN  - 9789715848527
U1  - 338.4791 
PY  - 2009///]
CY  - Quezon City : 
PB  - C&E Publishing, 
KW  - Service industry
KW  - Travel industry
N1  - Includes bibliographical references
ER  -