APA aipamena

Humphreys, R., & Bidder, S. (2001). The rough guide to London (4th ed.). London: Rough Guides.

Chicago Style aipamena

Humphreys, Rob, και Sean Bidder. The Rough Guide to London. 4th ed. London: Rough Guides, 2001.

MLA aipamena

Humphreys, Rob, και Sean Bidder. The Rough Guide to London. 4th ed. London: Rough Guides, 2001.

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