Marvin, Philip Roger, author
Research Press, 1954
Buku Teks
Pfifner, John M., author
Prentice-Hall, 1960
Buku Teks
Fulbrook, Julian
Mansel, 1978
Buku Teks
Breyer, Stephen G., 1938-, author
Little, Brown, 1982
Buku Teks
Sueur, AP.Le
Covendish Publishing Limited, 1995
Buku Teks