Kennedy, Judith <br/><br/>
Patterns of fact key 
/ Judith Kennedy 
. - London  : E. Arnold , 1982
. - 16 p.  ; 22 cm. 
<br/><br/><label>ISBN: </label>0713180927 
<br/><br/><label>Source: </label> Don britannique 
<br/><br/><label>Universal Decimal Class. No.: </label>802.0