Seidel, Kenneth P., author
Goodyear , 1971
Buku Teks
Dock, V. Thomas, author
Reston Publishing, 1973
Buku Teks
Armstrong, Russell M., author
John Wiley & Sons, 1973
Buku Teks
Nickerson, Robert C., author
Little, Brown & Co., 1984
Buku Teks
Naps, Thomas L., author
Reston Publishing, 1982
Buku Teks