Blair, Walter
Scott, Foresman and Company, 1949
Buku Teks
Henshaw, Marjorie
Little, Brown, 1962
Buku Teks
Blair, Walter
Scott, Foresman and Company, 1948
Buku Teks
Gardiner, Peter D.R.
Charles Scribner's Sons, 1971
Buku Teks
Thomas Nelson and Sons, [date of publication not identified]
Buku Teks