Hursh, David W., author
Springer, 2011
eBooks
Bonner, Hubert
American Book Company, 1953
Buku Teks
Farris, Pamela J., author
New York, 2001
Buku Teks
Goscha, Christopher E., author
Nias Press, 2012
Buku Referensi
Sokolova, Marina V., author
[Springer, ], 2012
eBooks