Foto Biënnale & Gierstberg, F. (2000). Positions - Attitudes - Actions: Engagement in de fotografie ; social and political commitment in photography; [published on the occasion of the Foto Biennale Rotterdam 2000, April 1 until May 7, 2000] / [editor: Frits Gierstberg.]. Nederlands Foto Instituut.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Foto Biënnale و Frits Gierstberg. Positions - Attitudes - Actions: Engagement in De Fotografie ; Social and Political Commitment in Photography; [published on the Occasion of the Foto Biennale Rotterdam 2000, April 1 Until May 7, 2000] / [editor: Frits Gierstberg.]. Rotterdam: Nederlands Foto Instituut, 2000.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Foto Biënnale و Frits Gierstberg. Positions - Attitudes - Actions: Engagement in De Fotografie ; Social and Political Commitment in Photography; [published on the Occasion of the Foto Biennale Rotterdam 2000, April 1 Until May 7, 2000] / [editor: Frits Gierstberg.]. Nederlands Foto Instituut, 2000.