TY  - BOOK
AU  - Roberts,Morton S.
TI  - Astronomy & astrophysics
SN  - 0871682753 (pbk.)
PY  - 1985///
CY  - Washington, D.C.
PB  - American Association for the Advancement of Science
KW  - Ô±Õ½Õ¿Õ²Õ¡Õ£Õ«Õ¿Õ¸ÖÕ©ÕµÕ¸ÖÕ¶
KW  - Astrophysics
N1  - Includes bibliogr. references and index
ER  -