APA (7th ed.) Citation
Tocci, R. J. (1981). Sistemas digitales. [s.n.].
Chicago Style (17th ed.) Citation
Tocci, R. J. Sistemas Digitales. [s.l.]: [s.n.], 1981.
MLA (9th ed.) Citation
Tocci, R. J. Sistemas Digitales. [s.n.], 1981.
Warning: These citations may not always be 100% accurate.