Nolan, Dennis P, author
CRC Press , 2011
Buku Teks
Bottom, Norman R.
Collier Macmillan, 1983
Buku Teks
Cadick, John, author
McGraw-Hill, 1994
Buku Referensi
Van nostrand Reinhold, 1991
Buku Teks
Heinrich, Herbert William, author
McGraw-Hill, 1980
Buku Teks