Earnshaw, J.D., author
Pitman, 1970
Buku Teks
Brailsford, D.F., author
Ellis Horwood, 1979
Buku Teks
Randell, B., author
Academic Press, 1964
Buku Teks
Maynard, Jeff, author
Butterworths, 1972
Buku Teks
Maynard, Jeff, author
Butterworths, 1972
Buku Teks