Ullman, J. D. (1989). Principles of database and knowledge-base systems. Computer Science Press.
Chicagoスタイル(17版)引用形式Ullman, Jeffrey D. Principles of Database and Knowledge-base Systems. Rockville, MD: Computer Science Press, 1989.
MLA(9版)引用形式Ullman, Jeffrey D. Principles of Database and Knowledge-base Systems. Computer Science Press, 1989.
警告: この引用は必ずしも正確ではありません.