TY  - BOOK
AU  - Midthum, Joseph 
AU  - Hiti, Samuel
TI  - Matter and how it changes
T2  - Building blocks of science
SN  - 9780716614203
U1  - 530.41 
PY  - 2012///
CY  - Chicago
PB  - World Book
KW  - Matter
KW  - Constitution
KW  - Juvenile literature
ER  -