TY  - BOOK
AU  - Abell,George O.
AU  - Wolff, Sidney C.
AU  - Morrison,David
TI  - Exploration of the universe
T2  - Saunders golden suburst series
SN  - 0030051436
AV  - QB45 A23 1987
PY  - 1987///
CY  - Philadelphia
PB  - Saunders
KW  - Astronomía
ER  -