Think tank directory :  a guide to independent nonprofit public policy research organizations / 
edited by Lynn Hellebust with Kristen Page Hellebust. 
 - 2nd ed. 
 - Topeka, Kan. :  Government Research Service,  c2006. 
 - vii, 406 p. ;  28 cm. 
<br/><br/>Includes bibliographical references (p. 383-384) and indexes. 
<br/><br/><label>ISBN: </label>1879929422 9781879929425 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Policy sciences--Research--Directories.<br/>Policy scientists--United States--Directories.<br/>Nonprofit organizations--United States--Directories.<br/>Research institutes--United States--Directories.
<br/><br/><label>LC Class. No.: </label>Enviado al Palacio presidencial con Apolinar (29 de nov. 2007)