Freedman, M. D. (1972). Principles of digital computer operation. Wiley Eastern.
Chicago Style aipamenaFreedman, M. David. Principles of Digital Computer Operation. New York: Wiley Eastern, 1972.
MLA aipamenaFreedman, M. David. Principles of Digital Computer Operation. Wiley Eastern, 1972.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.