Παραπομπή σε μορφή APA (7η εκδ.)
North-West European Category Seminar Berlin, Germany, ebrary, Inc, Gähler, W., Preuss, G., & Herrlich, H. (2004). Categorical structures and their applications: Proceedings of the North-West European Category Seminar, Berlin, Germany, 28-29 March 2003. World Scientific.
Παραπομπή σε μορφή Chicago (17η εκδ.)
North-West European Category Seminar Berlin, Germany, Inc ebrary, Werner Gähler, Gerhard Preuss, και Horst Herrlich. Categorical Structures and Their Applications: Proceedings of the North-West European Category Seminar, Berlin, Germany, 28-29 March 2003. Singapore ; Hackensack, NJ: World Scientific, 2004.
Παραπομπή σε μορφή MLA (9th εκδ.)
North-West European Category Seminar Berlin, Germany, et al. Categorical Structures and Their Applications: Proceedings of the North-West European Category Seminar, Berlin, Germany, 28-29 March 2003. World Scientific, 2004.
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