TY  - BOOK
AU  - Goldberg, Leo, ed.
AU  - Layzer, David, ed.
AU  - Philips, John G., ed.
TI  - Annual reviews of astronomy and astrophysics: vol. 7
PY  - 1969///
CY  - California
PB  - Annual Reviews
KW  - Astronomy
KW  - Astronomy and Astrophysics Thesaurus 
KW  - Astrophysics
KW  - Periodicals
ER  -