Kitchen, Martin
Blackwell Pub, 2012
Buku Teks
Meade, Teresa A.
Wiley-Blackwell, 2010
Buku Teks
Gordon, Andrew
Oxford University Press, 2003
Buku Teks
Lindemann, Albert S.
John Wiley & Sons, 2013
Buku Teks
Marcham, Frederick George
Harper & Brothers, 1960
Buku Teks