Bromo-Tengger/Gunung Semeru proposed national park management plan 1981-1985. UNDP/FAO National Parks Development Project.
Chicago-viite (17. p.)Bromo-Tengger/Gunung Semeru Proposed National Park Management Plan 1981-1985. UNDP/FAO National Parks Development Project.
MLA-viite (8. p.)Bromo-Tengger/Gunung Semeru Proposed National Park Management Plan 1981-1985. UNDP/FAO National Parks Development Project.
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