TY  - BOOK
AU  - Hartmann,William K.
TI  - Astronomy: : the cosmic journey / 
SN  - 0534095763
U1  - 520 HAR 
PY  - 1989///
CY  - Belmont, Calif.: 
PB  - Wadsworth Publishing, 
KW  - Astronomy
N1  -  Index
ER  -