The Economist Intelligence Unit & Browne, G. (1972). Key issues in applied economics 1947-1997: Essays in celebration of The Economist Intelligence Unit's 25th anniversary. Longman.
Παραπομπή σε μορφή Chicago (17η εκδ.)The Economist Intelligence Unit και Geoffrey Browne. Key Issues in Applied Economics 1947-1997: Essays in Celebration of The Economist Intelligence Unit's 25th Anniversary. London: Longman, 1972.
Παραπομπή σε μορφή MLA (9th εκδ.)The Economist Intelligence Unit και Geoffrey Browne. Key Issues in Applied Economics 1947-1997: Essays in Celebration of The Economist Intelligence Unit's 25th Anniversary. Longman, 1972.
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