Parker, Mark
Cambridge University Press, 2009
eBooks
Brown, Richard H.
Cambridge University Press, 1977
Buku Teks
Leeming, Glenda
Macmillan, 1989
Buku Teks
Lewis, C. Day
Jonathan Cape, 1949
Koleksi Publik
edited by Ralp Braibanti; Hugh Tinker; Bermard S. Cohn; David C. Potter; James F. Guyot; Sir Charles Collins; Robert N. Kearney; RObert O. Tilman; Merrill Googall
Duke University Press , 1966
Buku Teks