Family variables :  conceptualization, measurement and use / 
edited by Thomas W. Draper, Anastasios C. Marcos 
 - 250 páginas 
<br/><br/> "published in cooperation with the national council on family relations" 
<br/><br/><label>ISBN: </label>0803931115 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Familias--Investigación--Metodología--Metodología
<br/><br/><label>LC Class. No.: </label>HQ728  / F35