TY  - BOOK
AU  - Graun, Ken
TI  - What's out tonight ?: celestial almanac & astronomy field guide 2000 to 2050
SN  - 978-1-928771-50-0
PY  - 2007///
CY  - Tucson
PB  - Ken Press
KW  - Astronomy-Amateurs' manual
KW  - Astronomy-observer's manuals
ER  -