Haag, S., & Cummings, M. (2006). Information Systems Essentials. McGraw Hill.
Chicagoスタイル(17版)引用形式Haag, Stephen, , Maeve Cummings. Information Systems Essentials. Boston: McGraw Hill, 2006.
MLA(9版)引用形式Haag, Stephen, , Maeve Cummings. Information Systems Essentials. McGraw Hill, 2006.
警告: この引用は必ずしも正確ではありません.