Webster, Hutton, author
D.C. Heath, 1947
Buku Teks
Burns, Edward McNall, 1897-1972, author
W.W. Norton & Company, 1973
Buku Teks
Osman Raliby, author
Bulan Bintang, 1962
Buku Teks
Kim, Kyo-Bin, author
Doseo Chulphan Phulbit, 2007
Buku Teks
Lewes, George Henry, author
Cambridge University Network, 2012
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