editor, Inamuddin, Mohammad Luqman
Springer, 2012
eBooks
Denbigh, Kenneth
Cambridge University Press, 1961
Buku Teks SO
Weissermel
VCH, 1993
Buku Teks SO
edited by Raymond E. Krik [and others]
John Wiley & Sons, 1995
Buku Referensi
Austin, George T.
McGraw-Hill, c1986
Buku Teks SO