Marsland, Douglas <br/><br/>
Principles of modern biology 
Douglas Marsland 
 - New York  Henry holt  1951 
 - xv, 754p.; ill.. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>570  / M372