TY  - BOOK
AU  - Shu,Frank H.
TI  - The physical universe: an introduction to astronomy 
SN  - 0935702059
U1  - 523 
PY  - 1982///
CY  - Sausalito, California
PB  - University Science Books
KW  - ASTRONOMIA
N1  - Incluye índice
ER  -