Gregory W K <br/><br/>
Evolution emerging 
Gregory W K 
 - New York       Macmillan          1951 
 - vii, 1013p.  cm. 
<br/><br/><label>Standard No.: </label>40010 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>G:66, J1.2