Marshall, D. R. (1999). The four elements of successful management. AMACOM.
Chicagoスタイル(17版)引用形式Marshall, Don R. The Four Elements of Successful Management. New York: AMACOM, 1999.
MLA(9版)引用形式Marshall, Don R. The Four Elements of Successful Management. AMACOM, 1999.
警告: この引用は必ずしも正確ではありません.