Khan, Emdad H., author
Oxford & IBH Publishing, 1987
Buku Teks
Boyle, Randall, author
Pearson, 2015
Buku Teks
Perry, William E., author
John Wiley & Sons, 1981
Buku Teks
Kuong, Javier F., author
Prentice-Hall, 1987
Buku Teks
Amoroso, Edward G., author
Prentice-Hall, 1994
Buku Teks