TY  - BOOK
AU  - HINDLEY,JUDY
AU  - RUMBELOW,DONALD
TI  - THE KNOW HOW BOOK OF DETECTION / 
U1  - CH 
PY  - 1990///
CY  - [S.N] : 
PB  - USBORNE PUBLISHING LTD ، 
KW  - التحليل الرياضى
KW  - CHILDREN
KW  - DETECTION
ER  -