Forstner, H., & Ballance, R. (1990). Competing in a global economy: An empirical study on specialization and trade in manufactures. Unwin Hyman.
Citazione stile Chigago Style (17a edizione)Forstner, Helmut, e Robert Ballance. Competing in a Global Economy: An Empirical Study on Specialization and Trade in Manufactures. London ; Boston: Unwin Hyman, 1990.
Citatione MLA (9a ed.)Forstner, Helmut, e Robert Ballance. Competing in a Global Economy: An Empirical Study on Specialization and Trade in Manufactures. Unwin Hyman, 1990.