Finkelstein, Sydney, author
Intermasa, 2003
Buku Teks
Shapiro, Cynthia, author
Kayla Pustaka, 2007
Buku Teks
Norris, Pippa, author
NY Cambridge University Press, 2016
Buku Teks
Norris, Pippa, author
Cambridge University Press, 2015
eBooks
Samuel D. Deep
Pustaka Binaman Pressindo , 1995
Buku Teks