TY  - GEN
TI  - Exemplar Problems Science: Class X
SN  - 9788174509673
U1  - 500 22
PY  - 2010///
CY  - New Delhi
PB  - National Council of Educational Research and Training
KW  - Science
UR  - http://ncert.nic.in/NCERTS/textbook/textbook.htm?jeep1=0-16
ER  -