Comar, C.L. . <br/><br/>
Radioisotopes in Biology and Agriculture /  Textual Documents 
C.L. Comar. 
 - 1st ed. / 
 - New York :  McGraw - Hill book company ,  C1955. 
 - ix,481p. :  ill ;  22cm . 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Zoology Biology and Agriculture G-Zoology 
<br/><br/><label>Dewey Class. No.: </label>591  / C 73 R