McBurney, D H & White, T L <br/><br/>
Research methods 

 - 7 
 -  Thomson & Wordsworth  2007 
 - 441 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research methodology
<br/><br/><label>Dewey Class. No.: </label>PG 001.42  MCB-R7