Cita APA (7th ed.)

A backward glance. Arriving at the punched-card system. IEEE spectrum.

Cita Chicago (17th ed.)

"A Backward Glance. Arriving at the Punched-card System." IEEE Spectrum .

Cita MLA (9th ed.)

"A Backward Glance. Arriving at the Punched-card System." IEEE Spectrum, .