Hedrick, Terry E, et al. <br/><br/>
Applied research design: A practical guide 
Hedrick, Terry E, et al. 
 - 
 - Sage Publications, New Delhi  1993 
 - 141 p 
 - .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research activities
<br/><br/><label>Dewey Class. No.: </label>001.4  HED-A