Otto, James H. <br/><br/>
Biology Investigations : A Workbook and Laboratory Manual 

 - New York:  Henry Holt and Company,  1956. 
 - 312p.;  ill.  28cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Education, Research, Related Topics
<br/><br/><label>Dewey Class. No.: </label>507.072  / OTT