The plant- and leafhoppers of Germany : identification key to all species /

Autor Biedermann, Robert, 1966-, Niedringhaus, Rolf, 1957-
Vydáno 2009

The nymphs of planthoppers and leafhoppers of Germany /

Autor Stöckmann, Marlies, Biedermann, Robert, 1966-, Nickel, Herbert, Niedringhaus, Rolf, 1957-
Vydáno 2013