Zar, Jerrold H <br/><br/>
Biostatistical analysis 

 - 4th ed 
 - Pearson education, New Delhi  c1999 
 - xii,929 
<br/><br/><label>ISBN: </label>81-7808-965-3 
<br/><br/><label>Dewey Class. No.: </label>519.5 Zar