Marston, R. M., author
Heinemann Newnes, 1989
Buku Referensi
Carroll, John M. (John Millar), 1925-, author
McGraw-Hill, 1961
Buku Teks
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