Citace podle APA (7th ed.)

Philippines Department of Tourism.National Capital Region. (1991). 1991 tourism situation report: NCR. Department of Tourism.

Citace podle Chicago (17th ed.)

Philippines Department of Tourism.National Capital Region. 1991 Tourism Situation Report: NCR. Manila: Department of Tourism, 1991.

Citace podle MLA (9th ed.)

Philippines Department of Tourism.National Capital Region. 1991 Tourism Situation Report: NCR. Department of Tourism, 1991.

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