Hadley Roger <br/><br/>
Across the generations    Old people and young volunteers      
Hadley Roger; Webb Adrian; Farrell Christine 
 - London  George Allen and Unwin      1975 
 - xiii,232p  cm. 
<br/><br/><label>Standard No.: </label>55435 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>Y13:4:68, L5