TY  - BOOK
ED  - United Nations. Statistical Office.
TI  - Concepts and methods of environment statistics, human settlements st atistics: a technical report
PY  - 1988///
CY  - New York
PB  - United Nations
KW  - Pollution
KW  -  Measurement
KW  - Human settlements
N1  - "ST/ESA/STAT/SER.F/51."; "United Nations publication. Sales no. E.88.XVII.14"--P. 4 of cover; Includes bibliographical references
ER  -