Παραπομπή APA
Harvey, J. 1. (1969). Modern economics: An introduction for business and professional students. London: The Macmillan press.
Παραπομπή Chicago StyleHarvey, J. 1917-. Modern Economics: An Introduction for Business and Professional Students. London: The Macmillan press, 1969.
Παραπομπή MLAHarvey, J. 1917-. Modern Economics: An Introduction for Business and Professional Students. London: The Macmillan press, 1969.
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