Mansfield, E., & Mansfield, E. (1993). The Economics of technical change. E. Elgar Pub.
Chicagoスタイル(17版)引用形式Mansfield, Edwin, , Elizabeth Mansfield. The Economics of Technical Change. Aldershot, Hants, England, Brookfield, Vt., USA: E. Elgar Pub, 1993.
MLA(9版)引用形式Mansfield, Edwin, , Elizabeth Mansfield. The Economics of Technical Change. E. Elgar Pub, 1993.
警告: この引用は必ずしも正確ではありません.