Kriegel, A. (2011). Discovering SQL: A hands-on guide for beginners. Wiley.
芝加哥风格引文Kriegel, Alex. Discovering SQL: A Hands-on Guide for Beginners. Indianapolis, Ind.: Wiley, 2011.
MLA引文Kriegel, Alex. Discovering SQL: A Hands-on Guide for Beginners. Wiley, 2011.
警告：这些引文格式不一定是100％准确.