Deese, James, author
McGraw-Hill, 1967
Buku Teks
Greene, Judith, author
Open University Press, 2006
Buku Teks
Klausmeier, Herbert J., author
Harper and Row, 1975
Buku Teks
Elliott, Stephen N.
McGraw-Hill, 2000
Multimedia
Harper & Row , 1971
Buku Teks