Lonergan, Jack, author
Cambridge University Press , 1994
Buku Teks
Cook, Vivian, author
ARNOLD, 2001
Buku Teks
Richards, Jack C., author
Cambridge University Press, 2015
Buku Teks
Littlewood, William, author
Cambridge Uniiversity Press , 1983
Buku Teks
Lee, W R
Oxford University Press, 1991
Buku Teks