Παραπομπή σε μορφή APA (7η εκδ.)

Campari, I., Formentini, U., & Frank, A. U. (1992). HTheories Iand methods of spatio-temporal reasoning in geographic space: Proceedings. International conference GIS. Pisa, Italy, September 21-23, 1992. Springer-Verlag.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Campari, I., U. Formentini, και A. U. Frank. HTheories Iand Methods of Spatio-temporal Reasoning in Geographic Space: Proceedings. International Conference GIS. Pisa, Italy, September 21-23, 1992. Berlin: Springer-Verlag, 1992.

Παραπομπή σε μορφή MLA (8th εκδ.)

Campari, I., et al. HTheories Iand Methods of Spatio-temporal Reasoning in Geographic Space: Proceedings. International Conference GIS. Pisa, Italy, September 21-23, 1992. Springer-Verlag, 1992.