Liberty, J. (1997). Sams' teach yourself C++ in 21 days (Second edition.). Sams Publishing.
芝加哥风格引文Liberty, Jesse. Sams' Teach Yourself C++ in 21 Days. Second edition. Indianapolis, Indiana: Sams Publishing, 1997.
MLA引文Liberty, Jesse. Sams' Teach Yourself C++ in 21 Days. Second edition. Sams Publishing, 1997.
警告：这些引文格式不一定是100％准确.