edited by Norma L. Chaska
McGraw-Hill, 1983
Buku Teks
Liaw, Yock Fang, 1936-, author
1990
Buku Teks
Parkhomov, Mikhail
Foreign Languages Publishing House, [date of publication not identified]
Buku Teks
Rewi Alley, 1954
Buku Teks
Reader's Digest Service, 1987
Buku Teks