Salant, W. S., & Vaccara, B. N. (1961). Import liberalization and employment: The effects of unilateral reductions in United States import barriers. Brookings Institution.
Citação do estilo Chicago (17ª ed.)Salant, Walter S., e Beatrice N. Vaccara. Import Liberalization and Employment: The Effects of Unilateral Reductions in United States Import Barriers. Washington: Brookings Institution, 1961.
Citação MLA (9ª ed.)Salant, Walter S., e Beatrice N. Vaccara. Import Liberalization and Employment: The Effects of Unilateral Reductions in United States Import Barriers. Brookings Institution, 1961.