TY  - BOOK
AU  - à¤à¤¿à¤à¥à¤­à¤¾à¤ 
AU  - à¤ªà¤¾à¤°à¥à¤°à¤à¤° , à¤à¤¿à¤¤à¥à¤°à¤¾ 
TI  - à¤®à¥à¤¨à¥à¤¨à¥ à¤à¥ à¤ªà¤°à¥à¤¶à¤¾à¤¨à¥
SN  - 8188029130
U1  - 649.1 
PY  - 2008///
CY  - à¤¦à¤¿à¤²à¥à¤²à¥ 
PB  - à¤à¤¨à¤à¥à¤¤à¤¨à¤¾  à¤ªà¥à¤°à¤à¤¾à¤¶à¤¨ 
KW  - à¤¬à¤¾à¤²à¤à¥à¤ à¤à¤¾ à¤¦à¥à¤·à¥à¤à¤¿ à¤à¥à¤£
KW  - à¤¬à¤¾à¤²à¤à¥à¤ à¤à¥ à¤­à¤²à¤¾à¤
KW  - Children 's vision angle
KW  - Children 's well-being
ER  -