TY  - BOOK
AU  - Roberts,Morton S.
TI  - Astronomy & astrophysics
SN  - 0871683113
AV  - QB51 .A855 1985
PY  - 1985///
CY  - Washington
PB  - American Association for the Advancement of Scienc
KW  - Astronomy
KW  - Astrophysics
N1  - Includes index
ER  -