TY  - BOOK
ED  - UK National Land Surveying and Mapping Conference (1981 : Reading, United Kingdom).
ED  - Royal Institution of Chartered Surveyors.
TI  - Survey and mapping 81
PY  - 1981///
CY  - [London
PB  - Royal Institution of Chartered Surveyors]
KW  - Cartography
KW  - Surveying
N1  - Cover title; Organised by the Royal Institution of Chartered Surveyors and others
ER  -