TY  - BOOK
AU  - CHO,Young-Seon
AU  - Endah Kusumastuti
TI  - Why? Future Science : : Sains Masa Depan 
SN  - 978-602-00-0921-6
U1  - 500.07 
PY  - 2011///
CY  - Jakarta
PB  - Elex Media Komptindo
KW  - 0
KW  - Grade 7-9
ER  -