Taylor Peter J.
Longman, 1993
Buku Teks
Taylor, Peter J., author
Prentice-Hall, 2000
Buku Teks
Taylor, Peter J., author
Longman, 1995
Buku Teks
Flint, Colin, author
Pearson/Prentice Hall, 2007
Buku Teks
Flint, Colin, author
Taylor and Francis Group, 2018
Buku Teks