APA (7th ed.) Citation

Okakura, K. (1997). The Book of Tea. Project Gutenberg.

Chicago Style (17th ed.) Citation

Okakura, Kakuzo. The Book of Tea. Project Gutenberg, 1997.

MLA (9th ed.) Citation

Okakura, Kakuzo. The Book of Tea. Project Gutenberg, 1997.

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