APA (7th ed.) Citation

Weaver, U. E. W. The Island of the Day Before. G.Britain.

Chicago Style (17th ed.) Citation

Weaver, Umberto Eco William. The Island of the Day Before. G.Britain.

MLA (9th ed.) Citation

Weaver, Umberto Eco William. The Island of the Day Before. G.Britain.

Warning: These citations may not always be 100% accurate.