De la Mare, Walter
J.M. Dent , 1946
Buku Teks
Vaughn, Lewis, author
Oxford University Press, 2005
Buku Teks
Headrick, Paul, 1957-, author
Wiley-Blackwell, 2014
Buku Teks
Collini, Stefan, author
Oxford University Press, 2016
eBooks
Watson, George, author
Longman, 1987
Buku Teks