TRAGAKES, E. (2020). ECONOMICS FOR THE IB DIPLOMA COURSEBOOK (3RD.). CAMBRIDGE UNIVERSITY PRESS.
Chicago-čujuhus (17. p.)TRAGAKES, ELLIE. ECONOMICS FOR THE IB DIPLOMA COURSEBOOK. 3RD. U.K: CAMBRIDGE UNIVERSITY PRESS, 2020.
MLA-čujuhus (9. p.)TRAGAKES, ELLIE. ECONOMICS FOR THE IB DIPLOMA COURSEBOOK. 3RD. CAMBRIDGE UNIVERSITY PRESS, 2020.
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