TY  - BOOK
AU  - Cruz, Reil G. 
TI  - Sustainable tourism
SN  - 9786210401028     
AV  - G 155 C78 2019 F  
PY  - 2019///.
CY  - Manila : 
PB  - Rex Book Store, 
KW  - Tourism
KW  - Ecotourism
N1  - Includes bibliographical references and index.
ER  -