APA (7th ed.) Citation

Vaknin, S., & Rangelovska, L. (2005). The First Book of Factoids. Project Gutenberg.

Chicago Style (17th ed.) Citation

Vaknin, Samuel, and Lidija Rangelovska. The First Book of Factoids. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Vaknin, Samuel, and Lidija Rangelovska. The First Book of Factoids. Project Gutenberg, 2005.

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