Tooley, Michael H., author
Newnes, 1995
Buku Referensi
Mandl, Matthew, author
Reston Publishing Company, 1980
Buku Referensi
Temes, Lloyd, author
McGraw-Hill, 1977
Buku Teks
Senturia, Stephen D., author
John Wiley & Sons, 1975
Buku Teks
Seely, Samuel, author
Holt, Rinehart and Winston, Inc., 1968
Buku Teks