Elwood, Mark
Oxford University Press, 2010
Buku Teks
Miettinen, O.S.
[, Springer], 2012
eBooks
Armstrong, Bruce K.
Oxford University Press, 1994
Buku Referensi
Magnus, Manya
Jones & Bartlett Learning, 2016
Buku Teks
edited by Ernest R. House
Academic Press, 1986
Buku Teks