Ruggles, S. <br/><br/>
Measurement of household and family composition in the United States, 1850-2000 

<br/><br/> pp. 73-101 
<br/><br/> gráfs., tbls. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Familia<br/>Matrimonio<br/>Tamaño de la Familia<br/>Hogares<br/>Estados Unidos de America<br/>Siglo XIX<br/>Siglo XX<br/>Siglo XXI