Andre Kamkin, editor
[, Springer], 2012
eBooks
Hibberd, Jack, author
Currency Press, 1988
Buku Teks
Maulana Suryamin, author
2001
Artikel Jurnal
Sparks, Norman R., author
McGraw-Hill, 1959
Buku Teks
Beckwith, T. G. (Thomas G.), author
Addison-Wesley, 1982
Buku Teks