Hunt, Pearson
Richard D. Irwin, [Date of publication not identified]
Buku Teks SO
Dauten, Carl Anton, 1913-
Prentice-Hall, 1948
Buku Teks SO
Hunt, Pearson
Richard D. Irwin, 1951
Buku Teks SO
Masson, Robert L.
McGraw-Hill, 1935
Buku Teks SO
Phillips, E. Bryant
John Wiley & Sons, 1980
Buku Teks SO