Payumo, A. The Philippine tourism industry: Gearing up for a more liberalized environment. Washington Sycip Policy Center, Asian Institute of Management.
Chicago-referens (17:e uppl.)Payumo, Anita. The Philippine Tourism Industry: Gearing Up for a More Liberalized Environment. Makati City: Washington Sycip Policy Center, Asian Institute of Management.
MLA-referens (9:e uppl.)Payumo, Anita. The Philippine Tourism Industry: Gearing Up for a More Liberalized Environment. Washington Sycip Policy Center, Asian Institute of Management.
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