TY  - BOOK
AU  - Crawford, David L., ed.
ED  - International Astronomical Union Colloquium
ED  - International Astronomical Union
TI  - Light pollution, radio interference and space debris: proceedings of the International Astronomical Union Colloquium no.112, held 13 to 16 August 1989 in Washington, DC
T2  - ASP conference series; v. 17
SN  - 0-937797-36-8
PY  - 1991///
CY  - San Francisco
PB  - Astronomical Society of the Pacific
KW  - Astronomy and Astrophysics Thesaurus
KW  - Light pollution
KW  - Radio interference
KW  - Space debris
ER  -