Forces :  a guide for teachers. 

 - Rev. ed. 
 - York :  National Curriculum Council,  1992. 
 - 84p 
 - Knowledge and understanding of science .
<br/><br/><label>ISBN: </label>1872676642  8.00 9781872676647 
<br/><br/><label>Nat. Bib. No.: </label>GB9246540  bnb 
<br/><br/><label>Subjects--Index Terms: </label>Force (Mechanics)