Saff, E.B., 1944-
Prentice-Hall, 1976
Buku Teks SO
Henrici, Peter, 1923-
John Wiley & Sons, 1986
Buku Teks SO
Churchill, Ruel V., 1899-1987
McGraw-Hill, 1990
Buku Teks SO
Churchill, Ruel V., 1899-1987
McGraw-Hill, 1984
Buku Teks SO
Spiegel, Murray R.
McGraw-Hill, 1981
Buku Teks SO