Marsland, Douglas . <br/><br/>
Principles of Modern Biology /  Textual Documents 
Douglas Marsland. 
 - 1st ed. / 
 - New York :  Henry Holt and company ,  C1945. 
 - ix,774p. :  ill ;  21cm . 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Biology G-Geology 
<br/><br/><label>Dewey Class. No.: </label>570  / M 359 P