edited by Susan Sheridan
Verso, 1988
Buku Teks SO
White, James B.
University of Chicago Press, 1990
Buku Teks SO
Kiernan, Brian
Oxford University Press, 1974
Buku Teks SO
Hill, W.F.
Garden Art Press , 1995
Buku Referensi
Wilcocks, Charles
Oxford University Press, 1950
Buku Teks