Woodson, Linda
Scott, Foresman, 1982
Koleksi Publik
Hackett, Laura
Harcourt, Brace and World, Inc., 1966
Buku Teks
Hyde, Simeon
Addison-Wesley Publishing Company, Inc., 1967
Buku Teks
Elsbree, Langdon
Health and Comp, 1967
Buku Teks
Cooley, Thomas
Norton & Company, 1979
Buku Teks