Alkur, Hayward R Deutsch, Karl W Lasswell, Harold P Russett, Bruce M <br/><br/>
World Handbook of political and social indicators 

 - London  Yale university press  1967 
 - x, 373p.; 24cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communications<br/>Education<br/>Health<br/>Human resources<br/>Population<br/>Religion