Hinze, Jimmie W., author
Pearson - Prentice Hall, 2008
Buku Teks
Hinze, Jimmie W., author
Prentice-Hall, 1998
Buku Teks
Palmer, Doc, author
McGraw-Hill, 1999
Buku Referensi
Battersby, Albert, author
Macmillan, 1971
Buku Teks
Hoie, Tore A.
North Holland, 1981
Buku Teks