TY  - GEN
AU  - Goeldner,Charles R.
AU  - Ritchie,J.R.Brent
TI  - Tourism: principles, practices, philosophies 
SN  - 978-9-812-53353-1
U1  - 338.4791 G595 2012 
PY  - 2012///
CY  - Philippines
PB  - John Wiley & Sons, Inc.
N1  - 300-399
ER  -