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Chicago-viite (17. p.)Philippines. Department of Tourism. Office of Tourism Information ja Raul J. Teehankee. Philippines. Manila: Office of Tourism Information, Deaprtment of tourism, 1990.
MLA-viite (9. p.)Philippines. Department of Tourism. Office of Tourism Information ja Raul J. Teehankee. Philippines. Office of Tourism Information, Deaprtment of tourism, 1990.
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