APA (7th ed.) Citation

Tyack, G. S. (2012). The Cross in Ritual, Architecture and Art. Project Gutenberg.

Chicago Style (17th ed.) Citation

Tyack, Geo. S. The Cross in Ritual, Architecture and Art. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Tyack, Geo. S. The Cross in Ritual, Architecture and Art. Project Gutenberg, 2012.

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