Atiyah, P. S
Oxford University Press, 1995
Buku Teks
Unger, Roberto Mangabeira
The Free Press, 1976
Buku Teks
Sawer, Geoffrey, 1910-1996, author
Clarendon Press, 1965
Buku Teks
Schur, Edwin M., author
Random House, 1968
Buku Teks
Maine, Henry Sumner, 1822-1888, author
University of Arizona Press, 1986
Buku Teks