Australasian Urban and Regional Information Systems Association. National Working Party on Education and Research in Land and Geographic Information Systems, Australasian Urban and Regional Information Systems Association, & Williamson, I. P. (1989). Towards the implementation of a national strategy for education and research in land and geographic information systems. Australasian Urban and Regional Information Systems Association.
Chicago-referens (17:e uppl.)Australasian Urban and Regional Information Systems Association. National Working Party on Education and Research in Land and Geographic Information Systems, Australasian Urban and Regional Information Systems Association, och Ian Philip Williamson. Towards the Implementation of a National Strategy for Education and Research in Land and Geographic Information Systems. Eastwood, N.S.W.: Australasian Urban and Regional Information Systems Association, 1989.
MLA-referens (8:e uppl.)Australasian Urban and Regional Information Systems Association. National Working Party on Education and Research in Land and Geographic Information Systems, et al. Towards the Implementation of a National Strategy for Education and Research in Land and Geographic Information Systems. Australasian Urban and Regional Information Systems Association, 1989.