李永华. (2020). Python编程300例: 300 cases of Python programming. 清华大学出版社.
Chicago Style (17th ed.) Citation李永华. Python编程300例: 300 Cases of Python Programming. 清华大学出版社, 2020.
MLA引文李永华. Python编程300例: 300 Cases of Python Programming. 清华大学出版社, 2020.
警告：這些引文格式不一定是100％准確.