edited by Lawrence Grossberg
Routledge, 1992
Buku Teks
Steward, Julian H.
University of Illiones Press, 1979
Buku Teks
Foreign Language Press, 1959
Buku Teks
edited by Helmut Arntz
Press and Information Office of the Federal Government, 1961
Buku Teks
edited by Mimi White and James Schwoch
Blackwell, 2006
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