TY  - BOOK
AU  - Levesley,Mark
TI  - Exploring science
T2  - How science works 9
SN  - 1405895519 (paperback)
PY  - 2009///
CY  - [S.l.]
PB  - Pearson Education
UR  - http://www.amazon.com/exec/obidos/ASIN/1405895519/chopaconline-20
ER  -