Hubbard, r <br/><br/>
53 ways to ask question in mathematics and statistics/ 
Ruth Hubbard 
 - UK:  Technical and educational services,  1995 
 - x, 188p.  ill.;  21cm 
<br/><br/> Includes bibliography and index 
<br/><br/><label>ISBN: </label>0947885625 
<br/><br/><label>LC Class. No.: </label>DUCE LB1025.2.E845