TY  - BOOK
A1  - / edited by P.C.Sinha
TI  - global tourism,sustanable tourism & ecotourism, code of ethics, charter, guidelines, resoluations
PB  - کتابخانه دانشکده علوم اجتماعی (دانشگاه تهران)
SN  - 100864881
UR  /book/100864881/global-tourismsustanable-tourism-ecotourism-co/
ER  -