Sweezy, Paul M. [Paul Marlor], 1910-2004
Socialism
McGraw-Hill, 1949
 Buku Teks SO
Sweezy, Paul M. [Paul Marlor], 1910-2004
Socialism
McGraw-Hill, 1949
 Buku Teks SO
Von Mises, Ludwig, 1881-1973
Socialism an economic
Bradford and Dickens, 1953
 Buku Teks SO
Rose, Saul
Socialism in southern Asia
Octagon Books, 1959
 Buku Teks
Schumpeter, Joseph A.
Capitalism, socialism, and democracy
Harper , 1950
 Buku Teks SO