TY  - BOOK
ED  - United States. Government Printing Office
TI  - The astronomical almanac for the year 2001
SN  - 0-11-772843-8
PY  - 2000///
CY  - Washington
PB  - U. S. Government Printing Office
KW  - 2001
KW  - almanac
KW  - astronomy
ER  -