Baumol, William J.
Welfare economics and the theory of states
Mass. Harvard University Press, 1952
 Buku Teks
Ulmer, Melville J.
Economics theory and practice
Houghton Miffiln, 1959
 Buku Teks
Surveys of economic theory: money, interest, and welfare
by H.G. Johnson... [and others]
Macmillan, 1968
 Buku Teks
Economics : a biannual collection of recent German studies
Institute for Scientific Co-Opertaion,
 Majalah, Jurnal, Buletin
Lipsey, Richard G.
Economics
Harper Collin, 1996
 Buku Teks