Mathematical development :  secondary survey report no. 3 / 
by D. D. Foxman ... [et al] [for the] Assessment of Performance Unit. 
 - London :  H.M.S.O.,  1982. 
 - xii, 172p. 
<br/><br/><label>ISBN: </label>0112705189 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Secondary)--Great Britain.