APA (7th ed.) Citation
Denny, M. (2007). Ingenium: Five machines that changed the world. Johns Hopkins University Press.
Chicago Style (17th ed.) Citation
Denny, Mark. Ingenium: Five Machines That Changed the World. Baltimore: Johns Hopkins University Press, 2007.
MLA (9th ed.) Citation
Denny, Mark. Ingenium: Five Machines That Changed the World. Johns Hopkins University Press, 2007.
Warning: These citations may not always be 100% accurate.