Leon Alexis & Leon Mathews. (1999). Database Management Systems. Leon Press.
芝加哥风格引文Leon Alexis 与 Leon Mathews. Database Management Systems. Chennai: Leon Press, 1999.
MLA引文Leon Alexis 与 Leon Mathews. Database Management Systems. Leon Press, 1999.
警告：这些引文格式不一定是100％准确.