TY  - BOOK
TI  - Big Book of Knowledge
SN  - 9788187107217
U1  - 030 
PY  - 1999///
CY  - New Delhi
PB  - Om Book Service
KW  - Dictionary
KW  - General
N1  - Main Introduction How to Use this Book Amazing Factfinder Introduction People Animals Plants The Universe Planet Earth-fault152 Science Amazing Questions Introduction Plants Animals People Earth Space Science Key Facts Index
ER  -