Australian Conference on Urban and Regional Planning Information Systems Canberra, A.C.T, Australian Urban and Regional Information Systems Association, & Wells, J. M. (1977). Urpis five: Proceedings of the Fifth Australian Conference on Urban and Regional Planning Information Systems, Canberra, 9-11 November 1977. Australian Urban and Regional Information Systems Association.
Chicago-referens (17:e uppl.)Australian Conference on Urban and Regional Planning Information Systems Canberra, A.C.T, Australian Urban and Regional Information Systems Association, och John M. Wells. Urpis Five: Proceedings of the Fifth Australian Conference on Urban and Regional Planning Information Systems, Canberra, 9-11 November 1977. Canberra: Australian Urban and Regional Information Systems Association, 1977.
MLA-referens (8:e uppl.)Australian Conference on Urban and Regional Planning Information Systems Canberra, A.C.T, et al. Urpis Five: Proceedings of the Fifth Australian Conference on Urban and Regional Planning Information Systems, Canberra, 9-11 November 1977. Australian Urban and Regional Information Systems Association, 1977.