Krathwohl, David R. <br/><br/>
Methods of educational and social science research : an integrated approach 

 - New York, N.Y. :  Longman,  1993 
 - 789 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIAL SCIENCE--RESEARCH--METHODOLOGY<br/>SOCIAL SCIENCE--STATISTICAL METHODS
<br/><br/><label>LC Class. No.: </label>H62  / K727M