Bishop, Errett
Springer-Verlag , 1985
Buku Teks SO
Budevsky, O.
Ellis Horwood, 1979
Buku Teks
editors, Richard C. Smardon, James F. Palmer, John P. Felleman
John Wiley & Sons, 1986
Buku Teks
Ponnusamy, S.
Springer, 2012
eBooks
Lovaglia, Anthony R.
Harper & Row, 1966
Buku Teks