APA (7th ed.) Citation

Underhill, E. (2005). The Life of the Spirit and the Life of To-day. Project Gutenberg.

Chicago Style (17th ed.) Citation

Underhill, Evelyn. The Life of the Spirit and the Life of To-day. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Underhill, Evelyn. The Life of the Spirit and the Life of To-day. Project Gutenberg, 2005.

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