Beer, William R.,  1943- <br/><br/>
Strangers in the house :  the world of stepsiblings and half-siblings / 
William R. Beer. 
 - New Brunswick, N.J. :  Transaction Books,  1989. 
 - xiv, 146 p. ;  24 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>0887382622  RM123.05 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Stepchildren--United States.<br/>Adolescent psychology--United States.<br/>Sibling rivalry.<br/>Stepfamilies--United States.