Summerfield, M. (2009). Programming in Python 3: A complete introduction to the Python language. Addison-Wesley.
芝加哥风格引文Summerfield, Mark. Programming in Python 3: A Complete Introduction to the Python Language. Upper Saddle River, NJ : New Delhi ; Pearson Education: Addison-Wesley, 2009.
MLA引文Summerfield, Mark. Programming in Python 3: A Complete Introduction to the Python Language. Addison-Wesley, 2009.
警告：这些引文格式不一定是100％准确.