TY  - DATA
AU  - Owens, Robert E.
TI  - Language development :  an introduction
SN  - 9781292104430
U1  - 401.93 
PY  - 2016///
CY  - Boston
PB  - Pearson
KW  - Language acquisition
N1  - 1 USD = Rs. 188.72 as at 2020-06-18
40.71 USD = Rs. 7,682.79

UR  - http://lib.sjp.ac.lk/pearson-e-book-library/
ER  -