Benson, Oliver <br/><br/>
Political science labouratory 

 - Columbus  Charles E Merrill publishing co.  1969 
 - xii, 402 p.; 26cm. 
 - Merrill political science series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Political inquiry<br/>Political research<br/>Political research methods<br/>Political science labouratory