TY  - BOOK
AU  - Singh, Lakhmir
AU  - Kaur, Amarjit
TI  - EPH science guide
SN  - 81-219-0772-5
U1  - 500 
PY  - 1996///
CY  - New Delhi
PB  - Eurasia Pub
KW  - Grade 10
KW  - Science
ER  -