Cita APA

Qian, Y. (1991). Application of flexible functional forms to substitulability among metals in U.S. industries. Washington: World Bank.

Citación estilo Chicago

Qian, Ying. Application of Flexible Functional Forms to Substitulability Among Metals in U.S. Industries. Washington: World Bank, 1991.

Cita MLA

Qian, Ying. Application of Flexible Functional Forms to Substitulability Among Metals in U.S. Industries. Washington: World Bank, 1991.