Purwanto
Pustaka Pelajar, 2011
Buku Teks
Cochran, William G.
UI-Press, 2005
Buku Teks
Casley, D.J.
Clarendon Press Oxford, 1982
Buku Teks
Agostino Di Ciaccio, editor
[, Springer-Verlag ], 2012
eBooks
Wilcox, Rand R.
Oxford University Press, 2009
Buku Teks