TY  - BOOK
AU  - Abell,George O., x
AU  - x
TI  - Exploration of the universe: x
SN  - x
U1  - 520/ABE(3) 
PY  - 1975///
CY  - N.Y.
PB  - Halt
KW  - Astornomy
KW  - Astronomy
N1  - x
ER  -