Messenger, P.S., Wilson, F., & Whitten, M.J. 1976 Variation, fitness, and adaptability of natural enemies.. Theory and Practice of Biological Control. Academic Press New York 788 pp.

Notes: Natural enemies of Aonidiella aurantii, A. citrina, Aspidiotus nerii, Coccus hesperidum, Icerya purchasi and Quadraspidiotus perniciosus are discussed.