Gnadinger, C.B. <br/><br/>
Pyrethrum flowen  C.B. Gnadinger. 

 - 2nd ed. 
 - Minnesota  Mclanshlin  1936 
 - xvi, 380p. : ill. 20cm. 
<br/><br/><label>Dewey Class. No.: </label>582.998  / G43P