Berlo, David K., author
Holt, Rinehart and Winston, 1960
Buku Teks
Andersen, Kenneth E., author
Cummings Publishing, 1972
Buku Teks
Winter, Yoad, author
Edinburgh University Press, 2016
Buku Teks
Wilson, Margo, author
Prentice-Hall, 1985
Buku Teks
Schaff, Adam, author
Pergamon Press, 1962
Buku Teks