Lewis, C. (1948). The United States and foreign investment problems. Brookings Institution.
Čikaški stil citiranja (17. izdanje)Lewis, Cleona. The United States and Foreign Investment Problems. Washington: Brookings Institution, 1948.
MLA način citiranja (8. izdanje)Lewis, Cleona. The United States and Foreign Investment Problems. Brookings Institution, 1948.
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