Udry, J. Richard, <br/><br/>
The social context of marriage /J. Richard Udry. 

 - 2d edition. 
 - Philadelphia :  Lippincott,  (c)1971. 
 - xii, 512 pages :  illustrations ;  26 cm. 
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<br/><br/><label>LCCN: </label>79129671 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marriage--United States.
<br/><br/><label>LC Class. No.: </label>HQ535  / .S635 1971 HQ535