McLaughlin, Andrew C., author
Appleton Century Crofts, 1935
Buku Teks
Hacker, Louis M., author
Appleton-Century-Crofts, 1949
Buku Teks
Kahin, George McTurnan, author
Dial Press , 1967
Buku Teks
Alden, John Richard, author
American Book Company, 1960
Buku Teks
Bartov, Merwin, author
Funk Wagnalis Company, 1952
Buku Teks