Croizat, Leon,  <br/><br/>
Space, time, form:  the biological synthesis/ 
Leon Croizat. 
 - Leon Coirzat:  Caracas,  1962. 
 - 881 pages:  illustrations ;   25 cm. 
<br/><br/><label>ISBN: </label>X920047779 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biogeography.<br/>Origin of species.<br/>Evolution.