Tohutoro APA (7th ed.)
Porter, D., & Prince, D. Frommer's Comprehensive Travel Guide: London'93. Prentice-Hall.
Tohutoru Kātū Chicago (17th ed.)
Porter, Darwin, me Danforth Prince. Frommer's Comprehensive Travel Guide: London'93. Nueva York, EUA: Prentice-Hall.
Tohutoro MLA (9th ed.)
Porter, Darwin, me Danforth Prince. Frommer's Comprehensive Travel Guide: London'93. Prentice-Hall.
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