Stevenson, Edward J.
Noyes Data Corporation, 1977
Buku Teks SO
Gill, Charles Burroughhs
John Wiley & Sons, 1980
Buku Teks SO
Biswas, A.K.
Pergamon press, [Date of publication not identified]
Buku Teks SO
edited by Fathi Habashi
Wiley-VCH., 1997
Buku Referensi
Swarup, D.
Rakesh K. Rastogi for Rastogi, 1981
Buku Teks