Buchmesse, F. (2021). Frankfurt Book Fair 12-16 October 2011. Registration forms 2011. Frankfurter Buchmesse.
Cita Chicago Style (17a ed.)Buchmesse, Frankfurter. Frankfurt Book Fair 12-16 October 2011. Registration Forms 2011. Frankfurter Buchmesse, 2021.
Cita MLA (8a ed.)Buchmesse, Frankfurter. Frankfurt Book Fair 12-16 October 2011. Registration Forms 2011. Frankfurter Buchmesse, 2021.
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