General catalogue of the homoptera
Metcalf, Z.P.
General catalogue of the homoptera by Z.P. Metcalf - Washington 1962 - 147 p.
Fascicle VI : Cicadelloidea Part 4 : Ledridae
Homoptera
595.753(083.8) / G 326
General catalogue of the homoptera by Z.P. Metcalf - Washington 1962 - 147 p.
Fascicle VI : Cicadelloidea Part 4 : Ledridae
Homoptera
595.753(083.8) / G 326