TY  - BOOK
AU  - NEWTON DAVID E.
TI  - U.X.L ENCYCLOPEDIA OF SCIENCE
SN  - 0787617172
AV  - REF Q 121.U18 1997 
PY  - 1997///
CY  - NEWYORK
PB  - U.X.L
KW  - Science--Encyclopedias, Juvenile. Technology--Encyclopedias, Juvenile
N1  - INCLUDES AN INDEX
ER  -