APA (7th ed.) Zitazioa

James, G. W. The Grand Canyon of Arizona: How to See It.

Chicago Style (17th ed.) Zitazioa

James, George Wharton. The Grand Canyon of Arizona: How to See It.

MLA (9th ed.) Zitazioa

James, George Wharton. The Grand Canyon of Arizona: How to See It.

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