TY  - BOOK
AU  - Wilson,O.
TI  - Progressive exercises in physics: to ordinary level 
SN  - 0435679376
PY  - 1971///
CY  - London
PB  - Heinemann Educational Books
KW  - Physics
KW  - Secondary
KW  - Study and teaching
KW  - Problems, exercises
N1  - The main aim in this book is to give students in physics  the opportunity to test their assimilation of prinicples
ER  -