Herting, B. 1972, Homoptera. A catalogue of parasites and predators of terrestrial arthropods. Section A. Host or Prey/Enemy. 2:11
Commonwealth Agricultural Bureaux, Slough, England
Thompson, W.R. 1958, A catalogue of the parasites and predators of insect pests. Section 2. Host parasite catalogue, Part 5.
Commonwealth Agricultural Bureaux, Commonwealth Institute of Biological Control, Ottawa, Ontario, Canada