Booij, C.J.H. <br/><br/>
Biosystematics of the Muellerianella complex (homoptera, delphaciadae), in Weste 
/by C.J.H.Booij 
 - [S.l.]  [s.n.]  [n.d] 
 - 125 pages 
<br/><br/><label>Dewey Class. No.: </label>595.7  / BOO