Seth, M.L., author
S. Chand, 1969
Buku Teks
Perlman, Richard, author
Dryden Press, 1972
Buku Teks
Bach, George Leland, author
Prentice-Hall, 1980
Buku Teks
Bach, George Leland, author
Prentice-Hall, 1958
Buku Teks
Suranyi-Unger, Theo, author
McGraw-Hill, 1950
Buku Teks