TY  - BOOK
AU  - PARK,Chan
TI  - 50 Ways of Getting used to studying 
SN  - 978-979-27-9235-5
U1  - 371.3 
PY  - 2011///
CY  - Jakarta
PB  - Elex Media Komptindo
KW  - 0
KW  - Grade 7-9
ER  -