TY  - BOOK
AU  - Baker,Joanne
TI  - 50 ideas you really need to know : universe 
SN  - 978-0-85738-123-1
U1  - 523.1 BAK 
PY  - 2013///
CY  - London 
PB  -  Quercus
KW  - Astronomy
ER  -