Lammle, T. (2016). CCNA routing and switching deluxe study guide: Exams 100-105, 200-105, 200-125 (Second edition.). Sybex.
芝加哥风格引文Lammle, Todd. CCNA Routing and Switching Deluxe Study Guide: Exams 100-105, 200-105, 200-125. Second edition. Indianapolis, Indiana: Sybex, 2016.
MLA引文Lammle, Todd. CCNA Routing and Switching Deluxe Study Guide: Exams 100-105, 200-105, 200-125. Second edition. Sybex, 2016.
警告：这些引文格式不一定是100％准确.