Bernstein, Ruth <br/><br/>
Schaum'S Solved Problems Series: 3000 Soved Problems In Biology 

 - New York  Mcgraw Hill Book Company  1935 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>574.076  / BER/S