Fisher, G. H. (1971). Cost considerations in systems analysis. American Elsevier Publishing Company, Inc.
Chicagoスタイル(17版)引用形式Fisher, Gene Harvey. Cost Considerations in Systems Analysis. New York: American Elsevier Publishing Company, Inc, 1971.
MLA(9版)引用形式Fisher, Gene Harvey. Cost Considerations in Systems Analysis. American Elsevier Publishing Company, Inc, 1971.
警告: この引用は必ずしも正確ではありません.