Saunders, John W., author
Macmillan, 1970
Buku Teks
Wilkins, Adam S., author
John Wiley, 1993
Buku Teks
Hopper, Arthur F., author
Oxford University Press, 1985
Buku Teks
Sussman, Maurice, author
Prentice-Hall, 1964
Buku Teks
Donkelaar, H. J. Ten, author
Springer, 2014
Buku Teks