Hennig, Jurgen, editor
Springer, 2011
eBooks
Runge, Val M., author
Thieme, , 2011
Buku Teks
Wright, M.R.
Routledge , 1996
Buku Teks
Wells, H.G., author
Ernest Ben Limited, 1928
Buku Teks
Jolley, Elizabeth, author
Australian Large Print, 1987
Buku Teks