International economics /
Enke, Stephen.
International economics / Stephen Enke [and] Virgil Salera. - 3d ed. - Englewood Cliffs, N.J. : Prentice-Hall, 1957. - 606 p. : illus.
Commerce.
International economic relations
International economics / Stephen Enke [and] Virgil Salera. - 3d ed. - Englewood Cliffs, N.J. : Prentice-Hall, 1957. - 606 p. : illus.
Commerce.
International economic relations