Não informado. (1959). Monthly Statistics of Foreign Trade. Organization for Economic Co-Operation and Development, Department of Economic and Statistics.
Cytowanie według stylu Chicago (wyd. 17)Não informado. Monthly Statistics of Foreign Trade. Paris: Organization for Economic Co-Operation and Development, Department of Economic and Statistics, 1959.
Cytowanie według stylu MLA (wyd. 8)Não informado. Monthly Statistics of Foreign Trade. Organization for Economic Co-Operation and Development, Department of Economic and Statistics, 1959.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..