Young, Michael <br/><br/>
The symmetrical family 

 - Harmondsworth  Penguin  1975  Penguin Harmondsworth,  Penguin  1975 
 - xi,398p.   : ill.   ; 19cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0140219080 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hours of labour<br/>England<br/>London<br/>Leisure<br/>Time management surveys
<br/><br/><label>LC Class. No.: </label>SOC HD168.5.L66Y68