TY  - BOOK
AU  - Sekartjakrarini ,Soehartini
TI  - Ecotourism development: a case study of Siberut Island Indonesia
PY  - 1997///
CY  - Ann Arbor, Mich.
PB  - University Microfilms International
N1  - Thesis (Ph.D) - Texas A&M University , 1997
ER  -