Παραπομπή σε μορφή APA (7η εκδ.)

IGU-Symposium : Basel, Switzerland, & Gallusser, W. A. (1994). Political boundaries and coexistence: Proceedings of the IGU-Symposium, Basel/ Switzerland, 24-27 May 1994. Peter Lang.

Παραπομπή σε μορφή Chicago (17η εκδ.)

IGU-Symposium : Basel, Switzerland, και Werner A. Gallusser. Political Boundaries and Coexistence: Proceedings of the IGU-Symposium, Basel/ Switzerland, 24-27 May 1994. Berne: Peter Lang, 1994.

Παραπομπή σε μορφή MLA (9th εκδ.)

IGU-Symposium : Basel, Switzerland, και Werner A. Gallusser. Political Boundaries and Coexistence: Proceedings of the IGU-Symposium, Basel/ Switzerland, 24-27 May 1994. Peter Lang, 1994.