TY  - BOOK
AU  - Seeds, Michael A.
AU  - Backman,Dana E
TI  - Horizons: exploring the universe
SN  - 9780495559733
AV  - QB 45 .S44 2010 
PY  - 2010///
CY  - Australia
PB  - Brooks/Cole Cengage Learning
KW  - Astronomy
N1  - Includes index
ER  -