edited by Isaac Kramnick
[publisher not identified], 1969
Buku Teks
Ebenstein, William, author
Holt, Rinehart and Winston, 1962
Buku Teks
Wanlass, Lawrence C., author
Appleton-Century-Crofts, 1953
Buku Teks
Routledge, 2000
Buku Teks
edited by Edward McChesney Sait, Michael Beresford Foster, W.T. Jones
1252, 1949
Buku Teks