TY  - BOOK
AU  - Sidgwick,John Benson
ED  - Faber and Faber 
TI  - Introducing  astronomy
SN  - 0571048234
U1  - 523 23
PY  - 1973///.
CY  - London: 
PB  - Faber and Faber, 
KW  - Astronomy
N1  - Includes index
ER  -