TY  - BOOK
AU  - Hester, Jeff 
AU  - Blumenthal, George
AU  - Smith, Bradford
AU  - Burstein, David
AU  - Greeley, Ronald
AU  - Voss, Howard G.
TI  - 21st Century astronomy/  	
SN  - 0-393-92443-2
U1  - DC 520 2007
PY  - 2007///
CY  - New York: 
PB  - W.W. Norton, 
KW  - Astronomy
N1  - Includes appendix, glossary and index

ER  -