Lua APA (7ú heag.)

Stephen Page. Transport and Tourism: Global Perspectives (3.). Pearson Education UK.

Lua i Stíl Chicago (17ú heag.)

Stephen Page. Transport and Tourism: Global Perspectives. 3. Pearson Education UK.

Lua MLA (8ú heag.)

Stephen Page. Transport and Tourism: Global Perspectives. 3. Pearson Education UK.

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