Link, Arthur S., author
Alfreda A. Knopf, 1963
Buku Teks
Link, Arthur S., author
Alfred A. Knopf, 1963
Buku Teks
Published for Newsweek by Funk & Wagnalls, 1950
Buku Teks
Hacker, Louis M., author
Appleton-Century-Crofts, 1949
Buku Teks
Krout, John A., author
Barnes & Noble, 1962
Buku Teks