Giddens, Anthony
Hutchinson & Co, 1977
Buku Teks
Committee for Economic Development , 1972
Buku Teks
Stein, Theodore J.
Columbia University Press, 2001
Buku Teks
edited and introduced by Andrew Shonfield and Stella Shaw
Heinemann Educational Books, 1972
Buku Teks
Mansell, 1981
Buku Teks