Shepherd, William G.
Prentice-Hall, 1979
Buku Teks
Myers, Danny
Taylor and Francis, 2009
Buku Teks
Shutt, R.C.
Longman Scientific and Technical, 1995
Buku Teks
Tremblay, Victor J.
[Springer, ], 2012
eBooks
Ofori, George
Singapore University Press, 1990
Buku Teks