TY - BOOK TI - Handbook on geographic information systems and digital mapping SN - 9211614260 U1 - 910.285 HAN.P0 PY - 2000/// CY - New York PB - United Nations KW - Census KW - Handbooks, manuals, etc KW - Digital mapping KW - Geographic information systems N1 - "ST/ESA/STAT/SER.F/79"; "United Nations publication, Sales No. E.00.XVII.12"--T.p. verso; Includes bibliographical references (p. 115-120) ER -