Smith, Preserved, author
Collier Books, 1962
Buku Teks
Burns, Edward McNall, 1897-1972, author
W.W. Norton & Company, 1973
Buku Teks
Birket-Smith, Kaj, author
University of Wisconsin Press, 1965
Buku Teks
Rice, Eugene F., author
W.W. Norton, 1970
Buku Teks
Burns, Edward McNall, 1897-1972, author
WW Norton, 1974
Buku Teks