Williams, Roger J. <br/><br/>
Biochemical individuality   the basis for the genetotrophic concept 
<label>/ by </label> Williams, Roger J. 
 - New York  John Wiley and Sons  1956 
 - xiii, 214p.  ill.  21 cm. 
<br/><br/><label>Dewey Class. No.: </label>612.015  / WIL