Messenger, P.S., Biliotti, E., & Van den Bosch, R. 1976 The inportance of natural enemies in integrated control.. Theory and Practice of Biological Control. Academic Press New York 788 pp.

Notes: Species discussed include Aondidiella aurantii, A. citrina, Icerya purchasi, Lecanium sp., Lepidosaphes beckii, Quadraspidiotus perniciosus, Planococcus citri and Saissetia oleae.