Gray, Peter <br/><br/>
The encyclopedia of the biological sciences / 
edited by Peter Gray. 
 - New York :  Reinhold Publishing,  1961. 
 - 1119 p. ;  il. ;  26 cm. 
<br/><br/><br/>Inglés 
<br/><br/><label>Subjects--Index Terms: </label>Biology--encyclopedias  Biología--enciclopedias 
<br/><br/><label>Dewey Class. No.: </label>570.3