Rao, P S S Sundar. <br/><br/>
Introduction to biostatistics and research methods   

 - 4th edition.  
 - New Delhi :   Phi Learning,   2009. 
 - XIV, 8651568, IV ;  
<br/><br/><label>ISBN: </label>9788120328761 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological Sciences
<br/><br/><label>Dewey Class. No.: </label>570.15195  / RAO