Pounds, Norman J. G., author
Hutchinson University Library, 1969
Buku Teks
Bodsworth, C., author
The English Languange Book Society, 1963
Buku Teks
Roitburd, Lazar
Moscow, Foreign Languages Pub.
Buku Teks
Fidelia Andrean, author
2016
UI - Skripsi (Membership)
Gorenc, B. (Branko), author
New South Wales University Press, 1981
Buku Teks