Παραπομπή σε μορφή APA (7η εκδ.)

Conference on Geographical Information Systems in the next Millennium, Pascolo, P., & Brebbia, C. A. (2001). GIS technologies and their environmental applications. WIT Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Conference on Geographical Information Systems in the next Millennium, P. Pascolo, και C. A. Brebbia. GIS Technologies and Their Environmental Applications. Southampton; Boston: WIT Press, 2001.

Παραπομπή σε μορφή MLA (9th εκδ.)

Conference on Geographical Information Systems in the next Millennium, et al. GIS Technologies and Their Environmental Applications. WIT Press, 2001.