00000nam a2200000 a 4500 20251203110044.0 0198233655 910.285 BUR Burrough Peter A Principles of geographical information systems Oxford Oxford University Press 1998 xiii,333p. 22cm Geographic Information systems McDonnel, Rachael A ENGLISH 910 BOOKS _ 92881 LIBSS C 76151 76151 0 0 0 0 PU PU 1999-07-07 845.75 0 910.285 BUR 92881 BK