Gaumann, Ernst . <br/><br/>
Principles of Plant Infection /  Textual Documents 
Ernst Gaumann. 
 - 1st ed / 
 - London :  Crossby Lockwood ,  1948`. 
 - 543p. :  ill. ;  25 cm . 
<br/><br/>Index 
<br/><br/><label>ISBN: </label> HB 
<br/><br/><label>Subjects--Index Terms: </label>Botany T/G-Botany 
<br/><br/><label>Dewey Class. No.: </label>581.2  / G 236 P