Παραπομπή APA
Trotman-Dickenson, D. (1978). Multiple choice questions workbook in economics (2nd ed.). Oxford: Wheaton a division of Pergamon press.
Παραπομπή Chicago StyleTrotman-Dickenson, D.I. Multiple Choice Questions Workbook in Economics. 2nd ed. Oxford: Wheaton a division of Pergamon press, 1978.
Παραπομπή MLATrotman-Dickenson, D.I. Multiple Choice Questions Workbook in Economics. 2nd ed. Oxford: Wheaton a division of Pergamon press, 1978.
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