Παραπομπή σε μορφή APA (7η εκδ.)

Delft University of Technology, International Geographical Union Commission on GIS, Fendel, E. M., Kraak, M., & Molenaar, M. (1997). Advances in GIS research II: Proceedings of the Seventh International Symposium on spatial data handling. Taylor & Francis.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Delft University of Technology, International Geographical Union Commission on GIS, Elfriede M. Fendel, Menno-Jan Kraak, και Martien Molenaar. Advances in GIS Research II: Proceedings of the Seventh International Symposium on Spatial Data Handling. London: Taylor & Francis, 1997.

Παραπομπή σε μορφή MLA (8th εκδ.)

Delft University of Technology, et al. Advances in GIS Research II: Proceedings of the Seventh International Symposium on Spatial Data Handling. Taylor & Francis, 1997.