LEON, A. (1999). SQL: A COMPLETE REFRENCE. TATA MC-GRAW HILL PUBLISHING CO.LTD.
芝加哥风格引文LEON, A. SQL: A COMPLETE REFRENCE. NEW DELHI: TATA MC-GRAW HILL PUBLISHING CO.LTD, 1999.
MLA引文LEON, A. SQL: A COMPLETE REFRENCE. TATA MC-GRAW HILL PUBLISHING CO.LTD, 1999.
警告：这些引文格式不一定是100％准确.