Hechscher, Gunnar
the Welfare state and beyond : success and problems in Scandinavia
University of Minnesota Press, 1984
 Buku Teks SO
Myrdal, Gunnar, 1898-
Beyond the welfare state : economic planning and its international implications
Yale University Press , 1960
 Buku Teks
Gough, Ian
The political economy of the welfare state
Macmillan, 1992
 Buku Teks SO
Boumol, William J.
Welfare economics and the theory of the state
Harvard University Press, 1952
 Buku Teks
Titmuss, Richard M.
Essays on the welfare state
George Allen and Unwin, 1959
 Buku Teks