Kokusai Bunka Shinkokai, author
Kokusai Bunka Shinkokai, 1969
Buku Teks
Wright, John Kirtland, author
Columbia University Press, 1947
Buku Teks
edited by, Sculley Bradley
W.W. Norton, 1967
Buku Teks
Houghton Miffiln, 1958
Buku Teks
Coffin, Stephen, author
Osborne/McGraw-Hill, 1990
Buku Teks