Roddy, Dennis, author
Pergamon Press, 1978
Buku Teks
Colclaser, Roy A., author
John Wiley & Sons, 1980
Buku Teks
Horenstein, Mark N.
Prentice Hall International, Inc., 1996
Buku Teks
Millman, Jacob, author
Erlangga, 1987
Buku Teks
Carroll, John M. (John Millar), 1925-, author
McGraw-Hill , 1965
Buku Teks