TY  - BOOK
AU  - AROLLEY,NEIL
TI  - MY SCIENCE BOOK OF MAGNETS / 
U1  - CH 
PY  - 1991///
CY  - [S.N] : 
PB  - DORLING KINDERSLEY ، 
KW  - SCIENCE
KW  - CHILDREN
KW  - MAGNETS
ER  -