APA (7th ed.) Citation

Optic, O. (2007). The Coming Wave Or, The Hidden Treasure of High Rock. Project Gutenberg.

Chicago Style (17th ed.) Citation

Optic, Oliver. The Coming Wave Or, The Hidden Treasure of High Rock. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Optic, Oliver. The Coming Wave Or, The Hidden Treasure of High Rock. Project Gutenberg, 2007.

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