TY  - BOOK
AU  - Osterbrock,Donald E.
TI  - Stars and galaxies: citizens of the universe : readings from Scientific American magazine 
SN  - 0716720698 :
AV  - QB857 .S73 1990
U1  - 523.8 20
PY  - 1990///
CY  - New York
PB  - W.H. Freeman
KW  - Galaxies
KW  - Stars
KW  - Supernovae
KW  - Astronomy
KW  - History
N1  - Includes bibliographical references and index
ER  -