Smith, A. D. (1985). Productivity in the distributive trades: A comparision of Britain, America and Germany. New York: Cambridge University Press.
Παραπομπή Chicago StyleSmith, A. D. Productivity in the Distributive Trades: A Comparision of Britain, America and Germany. New York: Cambridge University Press, 1985.
Παραπομπή MLASmith, A. D. Productivity in the Distributive Trades: A Comparision of Britain, America and Germany. New York: Cambridge University Press, 1985.
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