Cita APA (7a ed.)

Siegel, P. (1971). Understanding digital computers (2nd ed.). John Wiley & Sons.

Cita Chicago Style (17a ed.)

Siegel, Paul. Understanding Digital Computers. 2nd ed. New York: John Wiley & Sons, 1971.

Cita MLA (9a ed.)

Siegel, Paul. Understanding Digital Computers. 2nd ed. John Wiley & Sons, 1971.