Kumar, Ranjit. <br/><br/>
Research methodology :  a step-by-step guide for beginners / 
Ranjit Kumar. 
 - Melbourne :  Longman,  1996. 
 - xviii, 276 p. :  ill. ;  25 cm. 
<br/><br/>References : p. 269-271. 
<br/><br/>
<br/><br/><label>ISBN: </label>0582801257  RM87.46 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research--Methodology<br/>Research--Methodology--handbooks, manuals, etc.