Bryson, Bill, author
Broadway Books, 2006
Buku Teks
Natov, Roni, author
Routledge, 2006
Buku Teks
Tolstoy, Aleksey Nikolayevich, author
Foreign Languages Publishing House, t.thn
Buku Teks
Carsaro, William A., author
SAGE, 2015
Buku Teks
Milgram, Joel L., author
Macmillan, 1974
Buku Teks