Não informado. (1959). International executive. Foundation for the Advancement of International Business Administration.
Čikaški stil citiranja (17. izdanje)Não informado. International Executive. New York: Foundation for the Advancement of International Business Administration, 1959.
MLA način citiranja (8. izdanje)Não informado. International Executive. Foundation for the Advancement of International Business Administration, 1959.
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