7
by Hoffman, Ronald
Chapel Hill [u.a.] : University of North Carolina Press, c 1997
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13
by Fellerer, Jan
London New York, NY : Routledge, Taylor & Francis Group, 2020
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14
by Jacobs, J. Bruce
Abingdon, Oxon New York, NY : Routledge,, 2018
eBook
15
by Davis, Joseph E.
New Brunswick, N.J : Transaction Publishers, 2000
Book
18
by Bochmann, Klaus
Leipzig : Leipziger Univ.-Verl., 2007
Book