Helpman, E. (1978). A Theory of International Trade Under Uncertainty. ELSEVIER.
Cita Chicago Style (17a ed.)Helpman, Elhanan. A Theory of International Trade Under Uncertainty. ELSEVIER, 1978.
Cita MLA (8a ed.)Helpman, Elhanan. A Theory of International Trade Under Uncertainty. ELSEVIER, 1978.
Precaución: Estas citas no son 100% exactas.