Bastiat, Frederick
D. Van Nostrand , 1964
Buku Klasik
Staniland, Martin, author
RajaGrafindo Persada, 2003
Buku Teks
Robinson, Joan, author
C.A. Watts, 1962
Buku Teks
Schiller, Bradley R., author
Prentice-Hall, 1975
Buku Teks
Robinson, Marshall A., author
Brookings Institution, 1955
Buku Teks