Hart, R. A. (2004). The economics of overtime working. Cambridge, UK: Cambridge University Press.
Trích dẫn kiểu ChicagoHart, Robert A. The Economics of Overtime Working. Cambridge, UK: Cambridge University Press, 2004.
Deismireacht MLAHart, Robert A. The Economics of Overtime Working. Cambridge, UK: Cambridge University Press, 2004.
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