Lewis. Alvin E <br/><br/>
Bio Statistics / 
by Alvin E, Lewis  
 - New Delhi:  East -west press,  1971 
 - p.227 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology<br/> Theory And Instruction<br/> Scientific principles
<br/><br/><label>Dewey Class. No.: </label>570.15  / LEW-B