1. ANDERSON F. and STRYG P.E., 1976: Inter-regional Recursive LP Model Used in Forecasting Danish Agricultural Development up to 1985, Eur. Rev. Agric. Econ., 3, 7-21.
2. BAIN J.S., 1968: Industrial Organisations. John Wiley, New York.
3. BERENTSEN P.B.R. and GIESEN G.W.J., 1993: A Comparison at Farm Level of Different Governmental Policies to Reduce N-Loses in Diary Farming, Paper presented to the VII-th EAAE Congress, Stresa Italy.
4. BLOHM G., 1965: Ogólna ekonomika i organizacja gospodarstwa rolnego. PWRiL, Warszawa.
5. BLOHM G., 1969: Nowe zasady prowadzenia gospodarstw. PWRiL, Warszawa.