Smith, Robert S. <br/><br/>
Population economics:selected essays :  Selected Essays of Joseph J. Spengler /  compiled by : Robert S. Smith, Frank de Vyver & William R. Allen 

 - Durham :  Duke University Press ,  1972 
 - v, 536 p. :  ill. ;  27 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0822302861 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Demography<br/>Population
<br/><br/><label>Dewey Class. No.: </label>312  / SPE-3