Hunt, Pearson
Richard D. Irwin, [Date of publication not identified]
Buku Teks
Dauten, Carl Anton, 1913-
Prentice-Hall, 1948
Buku Teks
Masson, Robert L.
McGraw-Hill, 1935
Buku Teks
Hunt, Pearson
Richard D. Irwin, 1951
Buku Teks
Eiteman, David K.
Pearson, 2010
Buku Teks