Ferguson, Wallace K.
Houghton Miffiln, 1942
Buku Klasik
McKay, John P., author
Houghton Mifflin , 1983
Buku Teks
Burns, Edward McNall, 1897-1972, author
W.W. Norton & Company, 1973
Buku Teks
Wang, Ning, 1955-, author
Hebei ren min chu ban she, 1999
Buku Teks
Kaufmann, Walter, editor
Reader's Digest Press, 1977
Buku Teks