APA (7th ed.) Citation

Fleisher, P. (2006). Parasites: Latching on to a free lunch. Twenty-First Century Books.

Chicago Style (17th ed.) Citation

Fleisher, Paul. Parasites: Latching on to a Free Lunch. Minneapolis: Twenty-First Century Books, 2006.

MLA (9th ed.) Citation

Fleisher, Paul. Parasites: Latching on to a Free Lunch. Twenty-First Century Books, 2006.