Barry, N. P. (1999). Welfare (2nd ed.). Buckingham: Open University Press.
Dyfyniad Arddull ChicagoBarry, Norman P. Welfare. 2nd ed. Buckingham: Open University Press, 1999.
Dyfyniad MLABarry, Norman P. Welfare. 2nd ed. Buckingham: Open University Press, 1999.
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