TY  - BOOK
TI  - 30-Second Astronomy : : 50 Mind-Blowing Discoveries Explained in Half a Minute / 
SN  - 978-1-78578-359-3
U1  - Astronomy / Space Science 
PY  - 2018///
CY  - London : 
PB  - Icon Books / Ivy Press ، 
KW  - 520
ER  -