TY  - BOOK
AU  - HOUGHTON MIFFLIN COMPANY 
TI  - SCIENCE ( DESCRIBING MATTER ) \ BIG BOOKS 
SN  - 9780618643899
U1  - 500\HOU  20
PY  - 2007///
CY  - 2007
PB  - HOUGHTON MIFFLIN 
ER  -