APA (7th ed.) Citation

Heide, L. (2009). Punched-Card Systems and the Early Information Explosion, 1880-1945. Johns Hopkins University Press.

Chicago Style (17th ed.) Citation

Heide, Lars. Punched-Card Systems and the Early Information Explosion, 1880-1945. Johns Hopkins University Press, 2009.

MLA (9th ed.) Citation

Heide, Lars. Punched-Card Systems and the Early Information Explosion, 1880-1945. Johns Hopkins University Press, 2009.

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