TY  - SOUND
TI  - The video encyclopedia of physics demonstrations
T2  - Bilingual middle school edition english/expanol
PY  - 2003///
CY  - [S.l.]
PB  - The Education Group
UR  - http://www.amazon.com/exec/obidos/ASIN/B000V5X222/chopaconline-20
ER  -