APA Citation

Heide, L. (2009). Punched-card systems and the early information explosion, 1880-1945. Baltimore: Johns Hopkins University Press.

Chicago Style Citation

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

MLA Citation

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

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