Kim, Jong Un
Foreign Lanuages Publihing House, 2014
Buku Teks
Abrams, Lynn, author
Roudledge, 2010
Buku Teks
edited by Robert Perks and Alistair Thomson
Routledge, 1998
Buku Teks
Preston, Andrew, author
Oxford University Press, 2017
eBooks
[compiled by] Paul F. Boller, Jr. and Ronald Story
Houghton Mifflin , 1988
Buku Teks