TY  - BOOK
AU  - PARKER STEVE
TI  - SCIENCE ENCYCLOPEDIA ( à¤.à¤à¥à¤°.231 )
U1  - 503 
PY  - 1999///
PB  - PARRAGON
KW  - SCIENCE ENCYCLOPEDIA ( à¤.à¤à¥à¤°.231 )
ER  -