Gold, B. (1977). Research Technology Change and Economic Analysis. DC Heath.
シカゴスタイル引用形Gold, Bela. Research Technology Change and Economic Analysis. Toronto: DC Heath, 1977.
MLA引用形式Gold, Bela. Research Technology Change and Economic Analysis. DC Heath, 1977.
警告: この引用は必ずしも正確ではありません.