TY  - BOOK
AU  - U. S. Government Printing Office
TI  - Astronomical almanac for the year 2012
SN  - 9780707741215
PY  - 2011///
CY  - U.S.A
PB  - U. S. Government Printing Office
KW  - Nautical almanacs
KW  - Periodicals
ER  -