Walsh, Annmarie Hauck, author
MIT Press , 1978
Buku Teks
Zink, Harold, author
Macmillan, 1948
Buku Teks
Judd, Dennis R., author
Little, Brown, 1979
Buku Teks
MacCorkle, Stuart A.
D.C. Heath and Company, 1948
Buku Teks
Dewing, Arthur Stone
Ronald Press Co, 1953
Buku Teks