APA (7th ed.) Citation

Greg, P. (2003). Across the Zodiac The Story of a Wrecked Record. Project Gutenberg.

Chicago Style (17th ed.) Citation

Greg, Percy. Across the Zodiac The Story of a Wrecked Record. Project Gutenberg, 2003.

MLA (9th ed.) Citation

Greg, Percy. Across the Zodiac The Story of a Wrecked Record. Project Gutenberg, 2003.

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