TOCCI RONALD J. (2003). DIGITAL SYSTEMS: PRINCIPLES & APPLICATIONS.7TH(ED). PHI.
芝加哥风格引文TOCCI RONALD J. DIGITAL SYSTEMS: PRINCIPLES & APPLICATIONS.7TH(ED). NEW DELHI: PHI, 2003.
MLA引文TOCCI RONALD J. DIGITAL SYSTEMS: PRINCIPLES & APPLICATIONS.7TH(ED). PHI, 2003.
警告：这些引文格式不一定是100％准确.