Foston, Arthur L
Prentice-Hall, 1991
Buku Teks
Vajpayee, S. Kant
Prentice-Hall, 1995
Buku Teks
Scheer, August-Wilhelm, author
Springer-Verlag, 1994
Buku Teks
editor, V.R. Milacic, J. Stanic
North-Holland, 1990
Buku Referensi
Singh, Nanua, author
John Wiley & Sons, 1996
Buku Teks