Mayr, Ernest. <br/><br/>
Biological materials 

 - Washington, Natl. :  Acadamy of Sciences. Biology Council,  (s.a.) 
 - 2 ptes. 
 - Publication  ; 399 .
 - Publication  ; 399 .
<br/><br/>Contenido: Pte. 1 Preserved materials and museum collections.-Pte. 2 Living materials and plant resources 
<br/><br/><label>LCCN: </label>33478 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ciencias naturales--Catálogos y colecciones.
<br/><br/><label>Dewey Class. No.: </label>579.8  / M3