edited by Ryutaro Komiya ; transleted by Robert S. Ozaki
University of California Press, 1966
Buku Teks
Harrigan, Jane
Ashgate, 2001
Buku Teks
Acemoglu, Daron
Cambridge University Press, 2006
Buku Teks
MacIver, Robert M.
Alfred A. Knopf, 1952
Buku Teks
Downs, Anthony
Harper and Row, 1975
Buku Teks