Loen, R. O. (1971). Manage more by doing less. McGraw Hill book co.
シカゴスタイル引用形Loen, Raymond O. Manage More by Doing Less. New York: McGraw Hill book co, 1971.
MLA引用形式Loen, Raymond O. Manage More by Doing Less. McGraw Hill book co, 1971.
警告: この引用は必ずしも正確ではありません.