Subhash C. Jain, David A. Griffith, editor
Edward Elgar, 2011
Buku Teks
Fayerweather, John
Prentice-Hall, 1965
Buku Teks
Gunter K. Stahl, Ingmar Bjorkman, Shad Morris, editors
Edward Elgar, 2012
Buku Teks
Lowenfeld, Andreas F., author
Matthew Bender, 1988
Buku Teks
Schmitthoff, Clive M., author
Stevens & Sons, 1990
Buku Teks