Hughes, William F.
McGraw-Hill, 1967
Buku Teks SO
Giles, Ranald V.
McGraw-Hill, 1962
Buku Teks SO
Von Mises, Richard, 1883-1953
Springer-Verlag, 1971
Buku Teks SO
Daily, James W.
Addison-Wesley, 1966
Buku Teks SO
editor, Victor L. Streeter
McGraw-Hill, 1961
Buku Referensi