Heide, L. (2009). Punched-card systems and the early information explosion, 1880-1945. Johns Hopkins University Press.
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Citação norma Chicago
Heide, Lars. Punched-card Systems and the Early Information Explosion, 1880-1945. Baltimore: Johns Hopkins University Press, 2009.
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Citação norma MLA
Heide, Lars. Punched-card Systems and the Early Information Explosion, 1880-1945. Johns Hopkins University Press, 2009.
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Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.