Bernstein , Ruth  . <br/><br/>
Schaums 3000 solved problems in biology /  
Ruth Bernstein and Stephen Bernstein. 
 - New York :   McGraw-Hill ,   1989. 
 - vi,406 p :   ill.,graphs ;   23 cm .  
<br/><br/>NULL 
<br/><br/><label>ISBN: </label>0070050228  NULL 
<br/><br/><label>Subjects--Index Terms: </label>BIOLOGY - PROBLEMS  
<br/><br/><label>Dewey Class. No.: </label>574.076  / BER/S