APA (7th ed.) Citation

Ordway, E. B. (2010). The Handbook of Conundrums. Project Gutenberg.

Chicago Style (17th ed.) Citation

Ordway, Edith B. The Handbook of Conundrums. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Ordway, Edith B. The Handbook of Conundrums. Project Gutenberg, 2010.

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