APA (7th ed.) Citation

Sayce, A. H. (2012). The Hittites The story of a Forgotten Empire. Project Gutenberg.

Chicago Style (17th ed.) Citation

Sayce, A. H. The Hittites The Story of a Forgotten Empire. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Sayce, A. H. The Hittites The Story of a Forgotten Empire. Project Gutenberg, 2012.

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