Goren, Roberta
George Allen , 1985
Buku Teks
Yevenko, Ivan Andreevich
Foreign Languages Publishing House , [1962]
Buku Teks
Progress Publishers, 1977
Buku Teks
Foreign Languages Publishing House, 1959
Buku Teks
Wortman, Richard, author
Cambridge University Press, 1967
Buku Teks